Michael J Schull

Michael J Schull

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Michael J Schull

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Application of the Informatics Stack framework to describe a population-level emergency department return visit continuous quality improvement program.

Authors:
Ahmed Taher Edward Bunker Lucas B Chartier Olivia Ostrow Howard Ovens Brittany Davis Michael J Schull

Int J Med Inform 2020 Jan 30;133:103937. Epub 2019 Jul 30.

Division of Emergency Medicine, Department of Medicine, University of Toronto, Toronto, Canada; ICES, Toronto, Canada.

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http://dx.doi.org/10.1016/j.ijmedinf.2019.07.016DOI Listing
January 2020

The use of a self-check-in kiosk for early patient identification and queuing in the emergency department.

Authors:
Natalie Coyle Andrew Kennedy Michael J Schull Alex Kiss Darren Hefferon Paul Sinclair Zuhair Alsharafi

CJEM 2019 Nov;21(6):789-792

Department of Emergency Medicine, Sunnybrook Health Sciences Centre, Toronto, ON.

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http://dx.doi.org/10.1017/cem.2019.349DOI Listing
November 2019

Comparison of emergency department time performance between a Canadian and an Australian academic tertiary hospital.

Authors:
Ivy Cheng David Taylor Michael J Schull Merrick Zwarenstein Alex Kiss Maaret Castren Mats Brommels Michael Yeoh Fergus Kerr

Emerg Med Australas 2019 Aug 27;31(4):605-611. Epub 2019 Feb 27.

Austin Health, Melbourne, Victoria, Australia.

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http://doi.wiley.com/10.1111/1742-6723.13247
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http://dx.doi.org/10.1111/1742-6723.13247DOI Listing
August 2019

Prospective Validation of the Emergency Heart Failure Mortality Risk Grade for Acute Heart Failure.

Authors:
Douglas S Lee Jacques S Lee Michael J Schull Bjug Borgundvaag Marcia L Edmonds Maria Ivankovic Shelley L McLeod Jonathan F Dreyer Sam Sabbah Phillip D Levy Tara O'Neill Alice Chong Therese A Stukel Peter C Austin Jack V Tu

Circulation 2019 02;139(9):1146-1156

ICES, Toronto, Ontario, Canada (D.S.L., M.J.S., T.O., A.C., T.A.S., P.C.A., J.V.T.).

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https://www.ahajournals.org/doi/10.1161/CIRCULATIONAHA.118.0
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http://dx.doi.org/10.1161/CIRCULATIONAHA.118.035509DOI Listing
February 2019

Social licence and the general public's attitudes toward research based on linked administrative health data: a qualitative study.

Authors:
P Alison Paprica Magda Nunes de Melo Michael J Schull

CMAJ Open 2019 Jan-Mar;7(1):E40-E46. Epub 2019 Feb 3.

ICES (Paprica, Nunes de Melo, Schull), Toronto, Ont.; Institute for Health Policy, Management and Evaluation (Paprica, Schull), University of Toronto, Toronto, Ont.; Sunnybrook Health Sciences Centre (Schull), Toronto, Ont.

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http://dx.doi.org/10.9778/cmajo.20180099DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6375226PMC
February 2019

Effect of early physician follow-up on mortality and subsequent hospital admissions after emergency care for heart failure: a retrospective cohort study.

Authors:
Clare L Atzema Peter C Austin Bing Yu Michael J Schull Cynthia A Jackevicius Noah M Ivers Paula A Rochon Douglas S Lee

CMAJ 2018 12;190(50):E1468-E1477

ICES (Atzema, Austin, Yu, Schull, Jackevicius, Ivers, Rochon, Lee); Divisions of Emergency Medicine (Atzema, Schull) and Cardiology (Lee), Departments of Medicine and Family Medicine (Ivers), and the Institute for Health Policy, Management and Evaluation (Atzema, Austin, Schull, Jackevicius, Ivers, Rochon, Lee), University of Toronto; Sunnybrook Health Sciences Centre (Atzema, Schull, Austin); Women's College Hospital (Ivers, Rochon); University Health Network (Jackevicius, Lee); Toronto, Ont.; Western University of Health Sciences (Jackevicius), Pomona, Calif.; Veteran's Affairs Greater Los Angeles Healthcare System ( Jackevicius), Los Angeles, Calif.

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http://www.cmaj.ca/lookup/doi/10.1503/cmaj.180786
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http://dx.doi.org/10.1503/cmaj.180786DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6291388PMC
December 2018

Emergency Department Volume and Outcomes for Patients After Chest Pain Assessment.

Authors:
Dennis T Ko Neil D Dattani Peter C Austin Michael J Schull Joseph S Ross Harindra C Wijeysundera Jack V Tu Maria Eberg Maria Koh Harlan M Krumholz

Circ Cardiovasc Qual Outcomes 2018 11;11(11):e004683

Center for Outcomes Research and Evaluation, Yale-New Haven Hospital, New Haven, CT (J.S.R., H.M.K.).

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https://www.ahajournals.org/doi/10.1161/CIRCOUTCOMES.118.004
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http://dx.doi.org/10.1161/CIRCOUTCOMES.118.004683DOI Listing
November 2018

Emergency Heart Failure Mortality Risk Grade score performance for 7-day mortality prediction in patients with heart failure attended at the emergency department: validation in a Spanish cohort.

Authors:
Víctor Gil Òscar Miró Michael J Schull Pere Llorens Pablo Herrero-Puente Javier Jacob José Ríos Douglas S Lee Francisco J Martín-Sánchez

Eur J Emerg Med 2018 Jun;25(3):169-177

Emergency Department, Hospital Clínico San Carlos, Madrid, Spain.

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http://Insights.ovid.com/crossref?an=00063110-201806000-0000
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http://dx.doi.org/10.1097/MEJ.0000000000000422DOI Listing
June 2018

Predictors of obtaining follow-up care in the province of Ontario, Canada, following a new diagnosis of atrial fibrillation, heart failure, and hypertension in the emergency department.

Authors:
Clare L Atzema Bing Yu Noah M Ivers Paula A Rochon Douglas S Lee Michael J Schull Peter C Austin

CJEM 2018 05 14;20(3):377-391. Epub 2017 Aug 14.

*Institute for Clinical Evaluative Sciences,University of Toronto,Toronto ON.

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http://dx.doi.org/10.1017/cem.2017.371DOI Listing
May 2018

Physician follow-up and long-term use of evidence-based medication for patients with hypertension who were discharged from an emergency department: a prospective cohort study.

Authors:
Clare L Atzema Bing Yu Michael J Schull Cynthia A Jackevicius Noah M Ivers Douglas S Lee Paula Rochon Peter C Austin

CMAJ Open 2018 Apr;6(2):E151-E161

Affiliations: Institute for Clinical Evaluative Sciences (Atzema, Yu, Schull, Jackevicius, Ivers, Lee, Rochon, Austin), Toronto, Ont.; Division of Emergency Medicine (Atzema, Schull) and Cardiology (Lee), the Department of Medicine, Department of Family and Community Medicine (Ivers), and the Institute for Health Policy, Management and Evaluation (Atzema, Schull, Jackevicius, Ivers, Lee, Rochon, Austin), University of Toronto, Toronto, Ont.; Sunnybrook Health Sciences Centre (Atzema, Schull, Tu, Austin), Women's College Hospital (Ivers, Rochon), University Health Network (Jackevicius, Lee), Toronto, Ont.; Western University of Health Sciences, Pomona, Calif., and the Veteran's Affairs Greater Los Angeles Healthcare System (Jackevicius), Los Angeles, Calif.

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http://dx.doi.org/10.9778/cmajo.20170119DOI Listing
April 2018

Patients' Perspectives on Outcomes of Care After Discharge From the Emergency Department: A Qualitative Study.

Authors:
Samuel Vaillancourt M Bianca Seaton Michael J Schull Amy H Y Cheng Dorcas E Beaton Andreas Laupacis Katie N Dainty

Ann Emerg Med 2017 Nov 14;70(5):648-658.e2. Epub 2017 Jul 14.

Li Ka Shing Knowledge Institute, St. Michael's Hospital; Institute for Health Policy, Management and Evaluation, University of Toronto.

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http://dx.doi.org/10.1016/j.annemergmed.2017.05.034DOI Listing
November 2017

Characteristics and Outcomes of Patients Discharged Home from an Emergency Department with AKI.

Authors:
Rey R Acedillo Ron Wald Eric McArthur Danielle Marie Nash Samuel A Silver Matthew T James Michael J Schull Edward D Siew Michael E Matheny Andrew A House Amit X Garg

Clin J Am Soc Nephrol 2017 Jul 20. Epub 2017 Jul 20.

Division of Nephrology, Department of Medicine, London Health Sciences Centre, London, Ontario, Canada.

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http://dx.doi.org/10.2215/CJN.10431016DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5544515PMC
July 2017

Design and rationale for the Acute Congestive Heart Failure Urgent Care Evaluation: The ACUTE Study.

Authors:
Douglas S Lee Jacques S Lee Michael J Schull Jeremy M Grimshaw Peter C Austin Jack V Tu

Am Heart J 2016 Nov 7;181:60-65. Epub 2016 Aug 7.

Institute for Clinical Evaluative Sciences, University of Toronto, Toronto, Canada; Departments of Emergency Medicine and Cardiology, Sunnybrook Health Sciences Centre, University of Toronto, Toronto, Canada; Department of Medicine, University of Toronto, Toronto, Canada.

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http://dx.doi.org/10.1016/j.ahj.2016.07.016DOI Listing
November 2016

Making aftercare more than an afterthought: patient follow-up after emergency department discharge in Ontario.

Authors:
Michael J Schull

Healthc Q 2014 ;17(2):11-3

President and chief executive officer of the Institute for Clinical Evaluative Sciences, and professor in the Department of Medicine at the University of Toronto, in Toronto, Ontario. Dr. Schull practices as an emergency medicine specialist at Sunnybrook Health Sciences Centre in Toronto.

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http://dx.doi.org/10.12927/hcq.2014.23885DOI Listing
September 2016

The impact of a knowledge translation intervention employing educational outreach and a point-of-care reminder tool vs standard lay health worker training on tuberculosis treatment completion rates: study protocol for a cluster randomized controlled trial.

Authors:
Lisa M Puchalski Ritchie Monique van Lettow Austine Makwakwa Adrienne K Chan Jemila S Hamid Harry Kawonga Alexandra L C Martiniuk Michael J Schull Vanessa van Schoor Merrick Zwarenstein Jan Barnsley Sharon E Straus

Trials 2016 09 7;17(1):439. Epub 2016 Sep 7.

Department of Medicine, University of Toronto, Toronto, ON, Canada.

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http://dx.doi.org/10.1186/s13063-016-1563-2DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5015212PMC
September 2016

Care Setting Intensity and Outcomes After Emergency Department Presentation Among Patients With Acute Heart Failure.

Authors:
Livia Goldraich Peter C Austin Limei Zhou Jack V Tu Michael J Schull Susanna Mak Heather J Ross David A Morrow Douglas S Lee

J Am Heart Assoc 2016 07 22;5(7). Epub 2016 Jul 22.

Division of Cardiology, Peter Munk Cardiac Center, University Health Network, Toronto, Ontario, Canada The Joint Department of Medical Imaging, University Health Network, Toronto, Ontario, Canada Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada The Institute for Health Policy, Management, and Evaluation, Toronto, Ontario, Canada The University of Toronto, Ontario, Canada

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http://jaha.ahajournals.org/content/ahaoa/5/7/e003232.full.p
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http://dx.doi.org/10.1161/JAHA.116.003232DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5015368PMC
July 2016

The Effect of Pay for Performance in the Emergency Department on Patient Waiting Times and Quality of Care in Ontario, Canada: A Difference-in-Differences Analysis.

Authors:
Marian J Vermeulen Therese A Stukel Andrew S Boozary Astrid Guttmann Michael J Schull

Ann Emerg Med 2016 Apr 26;67(4):496-505.e7. Epub 2015 Jul 26.

Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1016/j.annemergmed.2015.06.028DOI Listing
April 2016

Preoperative Laboratory Investigations: Rates and Variability Prior to Low-risk Surgical Procedures.

Authors:
Kyle R Kirkham Duminda N Wijeysundera Ciara Pendrith Ryan Ng Jack V Tu Andrew S Boozary Joshua Tepper Michael J Schull Wendy Levinson R Sacha Bhatia

Anesthesiology 2016 Apr;124(4):804-14

From the Department of Anesthesia and Pain Management, Toronto Western Hospital, Toronto, Ontario, Canada (K.R.K.); Department of Anesthesia, Women's College Hospital, Toronto, Ontario, Canada (K.R.K.); Li Ka Shing Knowledge Institute, St. Michael's Hospital, Toronto, Ontario, Canada (D.N.W.); Department of Anesthesia and Pain Management, Toronto General Hospital, Toronto, Ontario, Canada (D.N.W.); Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada (D.N.W., J.V.T., J.T., M.J.S., R.S.B.); Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada (D.N.W., R.N., J.V.T., M.J.S., R.S.B.); Institute for Health System Solutions, Women's College Hospital, Toronto, Ontario, Canada (C.P., R.S.B.); Department of Medicine, University of Toronto, Toronto, Ontario, Canada (J.V.T., M.J.S., W.L., R.S.B.); Division of Cardiology, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada (J.V.T.); Department of Health Policy and Management, Harvard School of Public Health, Boston, Massachusetts (A.S.B.); Health Quality Ontario, Toronto, Ontario, Canada (J.T.); Department of Family and Community Medicine, University of Toronto, Toronto, Ontario, Canada (J.T.); Department of Emergency Medicine, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada (M.J.S.); and Department of Cardiology, Women's College Hospital, Toronto, Ontario, Canada (R.S.B.).

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http://dx.doi.org/10.1097/ALN.0000000000001013DOI Listing
April 2016

Paramedics assessing Elders at Risk for Independence Loss (PERIL): Derivation, Reliability and Comparative Effectiveness of a Clinical Prediction Rule.

Authors:
Jacques S Lee P Richard Verbeek Michael J Schull Lisa Calder Ian G Stiell John Trickett Laurie J Morrison Michael Nolan Brian H Rowe Sunil Sookram David Ryan Alex Kiss Gary Naglie

CJEM 2016 Mar;18(2):121-32

§§Department of Medicine and Rotman Research Institute,Baycrest Health Sciences,Toronto,ON.

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http://dx.doi.org/10.1017/cem.2016.14DOI Listing
March 2016

Lay Health Workers experience of a tailored knowledge translation intervention to improve job skills and knowledge: a qualitative study in Zomba district Malawi.

Authors:
Lisa M Puchalski Ritchie Monique van Lettow Jan Barnsley Adrienne K Chan Michael J Schull Alexandra L C Martiniuk Austine Makwakwa Merrick Zwarenstein

BMC Med Educ 2016 Feb 9;16:54. Epub 2016 Feb 9.

Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, ON, Canada.

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http://dx.doi.org/10.1186/s12909-016-0580-xDOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4748491PMC
February 2016

In reply.

Authors:
Samuel Vaillancourt Marian J Vermeulen Michael J Schull

Ann Emerg Med 2015 Dec;66(6):686-7

Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada; Institute of Health Policy, Management and Evaluation, Department of Medicine, University of Toronto, Sunnybrook Research Institute, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1016/j.annemergmed.2015.07.520DOI Listing
December 2015

The Association Between Emergency Department Crowding and the Disposition of Patients With Transient Ischemic Attack or Minor Stroke.

Authors:
Maxim Ben-Yakov Moira K Kapral Jiming Fang Shudong Li Marian J Vermeulen Michael J Schull

Acad Emerg Med 2015 Oct 23;22(10):1145-54. Epub 2015 Sep 23.

Division of Emergency Medicine, Department of Medicine, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1111/acem.12766DOI Listing
October 2015

Incident atrial fibrillation in the emergency department in Ontario: a population-based retrospective cohort study of follow-up care.

Authors:
Clare L Atzema Bing Yu Noah Ivers Paula Rochon Douglas S Lee Michael J Schull Peter C Austin

CMAJ Open 2015 Apr-Jun;3(2):E182-91. Epub 2015 Apr 2.

Institute for Clinical Evaluative Sciences, Toronto, Ont.

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http://dx.doi.org/10.9778/cmajo.20140099DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4565173PMC
September 2015

Preoperative testing before low-risk surgical procedures.

Authors:
Kyle R Kirkham Duminda N Wijeysundera Ciara Pendrith Ryan Ng Jack V Tu Andreas Laupacis Michael J Schull Wendy Levinson R Sacha Bhatia

CMAJ 2015 Aug 1;187(11):E349-E358. Epub 2015 Jun 1.

Department of Anesthesia and Pain Management (Kirkham), Toronto Western Hospital, University of Toronto, Toronto, Ont.; Department of Anesthesia (Kirkham) and Institute for Health System Solutions and Virtual Care (Pendrith, Bhatia), Women's College Hospital, Toronto, Ont.; Li Ka Shing Knowledge Institute (Wijeysundera, Laupacis), St. Michael's Hospital, Toronto, Ont.; Department of Anesthesia and Pain Management (Wijeysundera), Toronto General Hospital, University of Toronto, Toronto, Ont.; Department of Medicine (Wijeysundera, Tu, Laupacis, Schull, Levinson), University of Toronto, Toronto, Ont.; Institute for Clinical Evaluative Sciences (Ng, Tu, Laupacis, Schull, Bhatia), Toronto, Ont.; Division of Cardiology (Tu), Sunnybrook Schulich Heart Centre, Toronto, Ont.; Sunnybrook Research Institute (Schull), Toronto, Ont.; Division of Cardiology (Bhatia), University Health Network, Toronto, Ont.

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http://dx.doi.org/10.1503/cmaj.150174DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4527930PMC
August 2015

Repeated emergency department visits among children admitted with meningitis or septicemia: a population-based study.

Authors:
Samuel Vaillancourt Astrid Guttmann Qi Li Ian Y M Chan Marian J Vermeulen Michael J Schull

Ann Emerg Med 2015 Jun 20;65(6):625-632.e3. Epub 2014 Nov 20.

Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada; Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada; Department of Medicine, University of Toronto, Toronto, Ontario, Canada; Sunnybrook Research Institute, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada.

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https://linkinghub.elsevier.com/retrieve/pii/S01960644140140
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http://dx.doi.org/10.1016/j.annemergmed.2014.10.022DOI Listing
June 2015

Ontario's emergency department process improvement program: the experience of implementation.

Authors:
Leahora Rotteau Fiona Webster Erin Salkeld Chelsea Hellings Astrid Guttmann Marian J Vermeulen Robert S Bell Merrick Zwarenstein Brian H Rowe Amit Nigam Michael J Schull

Acad Emerg Med 2015 Jun 20;22(6):720-9. Epub 2015 May 20.

The Institute for Health Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5032978PMC
http://dx.doi.org/10.1111/acem.12688DOI Listing
June 2015

Supporting middle-cadre health care workers in Malawi: lessons learned during implementation of the PALM PLUS package.

Authors:
Sumeet Sodhi Hastings Banda Damson Kathyola Martias Joshua Faye Richardson Emmay Mah Hayley MacGregor Emmanuel Kanike Sandy Thompson Lara Fairall Eric Bateman Merrick Zwarenstein Michael J Schull

BMC Health Serv Res 2014 12;14 Suppl 1:S8. Epub 2014 May 12.

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http://dx.doi.org/10.1186/1472-6963-14-S1-S8DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4108880PMC
April 2015

Factors associated with physician follow-up among patients with chest pain discharged from the emergency department.

Authors:
Michael K Y Wong Julie T Wang Andrew Czarnecki Maria Koh Jack V Tu Michael J Schull Harindra C Wijeysundera Ching Lau Dennis T Ko

CMAJ 2015 Mar 23;187(5):E160-8. Epub 2015 Feb 23.

From the Institute of Clinical Evaluative Sciences, (Wong, Wang, Koh, Tu, Schull, Wijeysundera, Ko); the Department of Medicine, Sunnybrook Health Sciences Centre, University of Toronto (Wong, Czarnecki, Tu, Schull, Wijeysundera, Lau, Ko), Toronto, Ont.

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http://dx.doi.org/10.1503/cmaj.141294DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4361126PMC
March 2015

Finding the holy grail is not a short-term project.

Authors:
Clare L Atzema Michael J Schull

Circ Cardiovasc Qual Outcomes 2015 Mar 3;8(2):135-7. Epub 2015 Mar 3.

From the Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada (C.L.A., M.J.S.); Division of Emergency Medicine, Department of Medicine, University of Toronto, Toronto, Ontario, Canada (C.L.A., M.J.S.); and Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada (C.L.A., M.J.S.).

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http://dx.doi.org/10.1161/CIRCOUTCOMES.115.001611DOI Listing
March 2015

A knowledge translation intervention to improve tuberculosis care and outcomes in Malawi: a pragmatic cluster randomized controlled trial.

Authors:
Lisa M Puchalski Ritchie Michael J Schull Alexandra L C Martiniuk Jan Barnsley Tamara Arenovich Monique van Lettow Adrienne K Chan Edward J Mills Austine Makwakwa Merrick Zwarenstein

Implement Sci 2015 Mar 28;10:38. Epub 2015 Mar 28.

Dignitas International, Toronto, Canada.

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http://implementationscience.biomedcentral.com/articles/10.1
Publisher Site
http://dx.doi.org/10.1186/s13012-015-0228-yDOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4437452PMC
March 2015

In response to: "Using lean-based systems engineering to increase capacity in the emergency department.

Authors:
Marian J Vermeulen Michael J Schull

West J Emerg Med 2015 Jan;16(1):210

Institute for Clinical Evaluative Sciences, Canada.

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http://dx.doi.org/10.5811/westjem.2014.11.24355DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4307719PMC
January 2015

Outcomes in patients with heart failure treated in hospitals with varying admission rates: population-based cohort study.

Authors:
R Sacha Bhatia Peter C Austin Therese A Stukel Michael J Schull Alice Chong Jack V Tu Douglas S Lee

BMJ Qual Saf 2014 Dec 30;23(12):981-8. Epub 2014 Jul 30.

Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada Institute of Health Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada Department of Medicine, Faculty of Medicine, University of Toronto, Toronto, Ontario, Canada Peter Munk Cardiac Centre and the Joint Department of Medical Imaging of the University Health Network-Toronto General Hospital, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1136/bmjqs-2014-002816DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4255669PMC
December 2014

Evaluation of an emergency department lean process improvement program to reduce length of stay.

Authors:
Marian J Vermeulen Therese A Stukel Astrid Guttmann Brian H Rowe Merrick Zwarenstein Brian Golden Amit Nigam Geoff Anderson Robert S Bell Michael J Schull

Ann Emerg Med 2014 Nov 3;64(5):427-38. Epub 2014 Jul 3.

Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada; Institute for Health Policy, Management and Evaluation, University of Toronto, Toronto, Ontario, Canada; Division of Emergency Medicine, Department of Medicine, University of Toronto, Toronto, Ontario, Canada; Trauma, Emergency and Critical Care Program, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1016/j.annemergmed.2014.06.007DOI Listing
November 2014

The role of primary care physician and cardiologist follow-up for low-risk patients with chest pain after emergency department assessment.

Authors:
Andrew Czarnecki Julie T Wang Jack V Tu Douglas S Lee Michael J Schull Ching Lau Michael E Farkouh Harindra C Wijeysundera Dennis T Ko

Am Heart J 2014 Sep 9;168(3):289-95. Epub 2014 Jun 9.

Schulich Heart Centre, Division of Cardiology, University of Toronto, Sunnybrook Health Sciences Centre, 2075 Bayview Ave, Toronto, Ontario, Canada; Institute of Clinical Evaluative Sciences, 2075 Bayview Ave, Toronto, Ontario, Canada. Electronic address:

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http://dx.doi.org/10.1016/j.ahj.2014.05.016DOI Listing
September 2014

Socioeconomic status and the use of computed tomography in the emergency department.

Authors:
Rajesh Bhayana Marian J Vermeulen Qi Li Chelsea R Hellings Carl Berdahl Michael J Schull

CJEM 2014 Jul;16(4):288-95

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http://dx.doi.org/10.2310/8000.2013.131102DOI Listing
July 2014

Quality measurement in the emergency department: past and future.

Authors:
Jeremiah D Schuur Renee Y Hsia Helen Burstin Michael J Schull Jesse M Pines

Health Aff (Millwood) 2013 Dec;32(12):2129-38

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http://dx.doi.org/10.1377/hlthaff.2013.0730DOI Listing
December 2013

Emergency department computed tomography utilization in the United States and Canada.

Authors:
Carl T Berdahl Marian J Vermeulen David B Larson Michael J Schull

Ann Emerg Med 2013 Nov 14;62(5):486-494.e3. Epub 2013 May 14.

Institute for Clinical Evaluative Sciences, Toronto, ON, Canada; Department of Health Policy, Management and Evaluation, Toronto, ON, Canada; Department of Medicine, Division of Emergency Medicine, University of Toronto, Toronto, ON, Canada.

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http://dx.doi.org/10.1016/j.annemergmed.2013.02.018DOI Listing
November 2013

Association between physician follow-up and outcomes of care after chest pain assessment in high-risk patients.

Authors:
Andrew Czarnecki Alice Chong Douglas S Lee Michael J Schull Jack V Tu Ching Lau Michael E Farkouh Dennis T Ko

Circulation 2013 Apr;127(13):1386-94

Department of Medicine, University of Toronto, Toronto, ON, Canada.

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http://dx.doi.org/10.1161/CIRCULATIONAHA.112.000737DOI Listing
April 2013

Effect of a brief emergency medicine education course on emergency department work intensity of family physicians.

Authors:
Samuel Vaillancourt Susan E Schultz Chad Leaver Thérèse A Stukel Michael J Schull

CJEM 2013 Jan;15(1):34-41

Division of Emergency Medicine, Department of Medicine, University of Toronto, Toronto, ON, Canada.

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http://dx.doi.org/10.2310/8000.2012.120617DOI Listing
January 2013

Wait times in the emergency department for patients with mental illness.

Authors:
Clare L Atzema Michael J Schull Paul Kurdyak Natasja M Menezes Andrew S Wilton Marian J Vermuelen Peter C Austin

CMAJ 2012 Dec 12;184(18):E969-76. Epub 2012 Nov 12.

Clinical Evaluative Sciences, Toronto, Ont.

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http://dx.doi.org/10.1503/cmaj.111043DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3519154PMC
December 2012

The challenge of heart failure discharge from the emergency department.

Authors:
Edwin C Ho Michael J Schull Douglas S Lee

Curr Heart Fail Rep 2012 Sep;9(3):252-9

Institute for Clinical Evaluative Sciences, Division of Cardiology, University Health Network, Room G-106, 2075 Bayview Avenue, Toronto, ON, M4N 3M5, Canada.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3406314PMC
September 2012

Heart failure and dysrhythmias after maternal placental syndromes: HAD MPS Study.

Authors:
Joel G Ray Michael J Schull John C Kingdom Marian J Vermeulen

Heart 2012 Aug 16;98(15):1136-41. Epub 2012 May 16.

Department of Medicine, St Michael's Hospital, 30 Bond Street, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1136/heartjnl-2011-301548DOI Listing
August 2012

Evaluating the effect of clinical decision units on patient flow in seven Canadian emergency departments.

Authors:
Michael J Schull Marian J Vermeulen Therese A Stukel Astrid Guttmann Chad A Leaver Brian H Rowe Anne Sales

Acad Emerg Med 2012 Jul;19(7):828-36

Institute for Clinical Evaluative Sciences, Toronto, Ontario; the Institute of Health Policy, Canada.

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http://dx.doi.org/10.1111/j.1553-2712.2012.01396.xDOI Listing
July 2012

Development of emergency medicine in ethiopia.

Authors:
James Maskalyk Megan Landes Aklilu Azaj Sisay Teklu Eric Letovsky Michael J Schull

CJEM 2012 Jul;14(4):211

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July 2012

Prediction of heart failure mortality in emergent care: a cohort study.

Authors:
Douglas S Lee Audra Stitt Peter C Austin Therese A Stukel Michael J Schull Alice Chong Gary E Newton Jacques S Lee Jack V Tu

Ann Intern Med 2012 Jun;156(11):767-75, W-261, W-262

Institute for Clinical Evaluative Sciences, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.7326/0003-4819-156-11-201206050-00003DOI Listing
June 2012

The role of a rapid assessment zone/pod on reducing overcrowding in emergency departments: a systematic review.

Authors:
Michael J Bullard Cristina Villa-Roel Xiaoyan Guo Brian R Holroyd Grant Innes Michael J Schull Benjamin Vandermeer Maria Ospina Brian H Rowe

Emerg Med J 2012 May 22;29(5):372-8. Epub 2011 Apr 22.

Department of Emergency Medicine, University of Alberta, Edmonton, Alberta, Canada.

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May 2012

The role of triage nurse ordering on mitigating overcrowding in emergency departments: a systematic review.

Authors:
Brian H Rowe Cristina Villa-Roel Xiaoyan Guo Michael J Bullard Maria Ospina Benjamin Vandermeer Grant Innes Michael J Schull Brian R Holroyd

Acad Emerg Med 2011 Dec 21;18(12):1349-57. Epub 2011 Jun 21.

Department of Emergency Medicine, School of Public Health, University of Alberta, Edmonton, Canada.

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December 2011

Prediction of emergent heart failure death by semi-quantitative triage risk stratification.

Authors:
Harriette G C Van Spall Clare Atzema Michael J Schull Gary E Newton Susanna Mak Alice Chong Jack V Tu Thérèse A Stukel Douglas S Lee

PLoS One 2011 10;6(8):e23065. Epub 2011 Aug 10.

Population Health Research Institute, Hamilton Health Science and McMaster University, Hamilton, Canada.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3154275PMC
December 2011

International perspectives on emergency department crowding.

Authors:
Jesse M Pines Joshua A Hilton Ellen J Weber Annechien J Alkemade Hasan Al Shabanah Philip D Anderson Michael Bernhard Alessio Bertini André Gries Santiago Ferrandiz Vijaya Arun Kumar Veli-Pekka Harjola Barbara Hogan Bo Madsen Suzanne Mason Gunnar Ohlén Timothy Rainer Niels Rathlev Eric Revue Drew Richardson Mehdi Sattarian Michael J Schull

Acad Emerg Med 2011 Dec;18(12):1358-70

Center for Health Care Quality, George Washington University, Washington, DC, USA.

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http://dx.doi.org/10.1111/j.1553-2712.2011.01235.xDOI Listing
December 2011

Evaluating a streamlined clinical tool and educational outreach intervention for health care workers in Malawi: the PALM PLUS case study.

Authors:
Sumeet Sodhi Hastings Banda Damson Kathyola Barry Burciul Sandy Thompson Martias Joshua Eric Bateman Lara Fairall Alexandra Martiniuk Ruth Cornick Gill Faris Beverley Draper Martha Mondiwa Egnat Katengeza Lifah Sanudi Merrick Zwarenstein Michael J Schull

BMC Int Health Hum Rights 2011 Nov 8;11 Suppl 2:S11. Epub 2011 Nov 8.

Dignitas International, 2 Adelaide Street West, Suite 200, Toronto, M5H 1L6, Canada.

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http://dx.doi.org/10.1186/1472-698X-11-S2-S11DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3247831PMC
November 2011

Barriers and facilitators to the implementation of Ontario's emergency department clinical decision unit pilot program: a qualitative study.

Authors:
Erin Salkeld Chad A Leaver Astrid Guttmann Marian J Vermeulen Brian H Rowe Anne Sales Michael J Schull

CJEM 2011 Nov;13(6):363-71

Institute for Clinical Evaluative Sciences, Toronto, ON, Canada.

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http://dx.doi.org/10.2310/8000.2011.110380DOI Listing
November 2011

Temporal changes in emergency department triage of patients with acute myocardial infarction and the effect on outcomes.

Authors:
Clare L Atzema Michael J Schull Peter C Austin Jack V Tu

Am Heart J 2011 Sep;162(3):451-9

Institute for Clinical Evaluative Sciences, Toronto, ON, Canada.

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http://linkinghub.elsevier.com/retrieve/pii/S000287031100402
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http://dx.doi.org/10.1016/j.ahj.2011.05.015DOI Listing
September 2011

Prioritizing performance measurement for emergency department care: consensus on evidence-based quality of care indicators.

Authors:
Michael J Schull Astrid Guttmann Chad A Leaver Marian Vermeulen Caroline M Hatcher Brian H Rowe Merrick Zwarenstein Geoffrey M Anderson

CJEM 2011 Sep;13(5):300-9, E28-43

Institute for Clinical Evaluative Sciences, Toronto, ON, Canada.

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http://dx.doi.org/10.2310/8000.2011.110334DOI Listing
September 2011

A population-based study of the association between socioeconomic status and emergency department utilization in Ontario, Canada.

Authors:
Yasmin Khan Richard H Glazier Rahim Moineddin Michael J Schull

Acad Emerg Med 2011 Aug;18(8):836-43

Division of Emergency Medicine, Department of Medicine, the Dalla Lana School of Public Health, University of Toronto, Ontario, Canada.

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http://doi.wiley.com/10.1111/j.1553-2712.2011.01127.x
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http://dx.doi.org/10.1111/j.1553-2712.2011.01127.xDOI Listing
August 2011

From PALSA PLUS to PALM PLUS: adapting and developing a South African guideline and training intervention to better integrate HIV/AIDS care with primary care in rural health centers in Malawi.

Authors:
Michael J Schull Ruth Cornick Sandy Thompson Gill Faris Lara Fairall Barry Burciul Sumeet Sodhi Beverley Draper Martias Joshua Martha Mondiwa Hastings Banda Damson Kathyola Eric Bateman Merrick Zwarenstein

Implement Sci 2011 Jul 26;6:82. Epub 2011 Jul 26.

Dignitas International, 2 Adelaide Street West, Suite 200, Toronto, M5H 1L6, Canada.

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http://dx.doi.org/10.1186/1748-5908-6-82DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3162564PMC
July 2011

Association between waiting times and short term mortality and hospital admission after departure from emergency department: population based cohort study from Ontario, Canada.

Authors:
Astrid Guttmann Michael J Schull Marian J Vermeulen Therese A Stukel

BMJ 2011 Jun 1;342:d2983. Epub 2011 Jun 1.

Institute for Clinical Evaluative Sciences, Toronto, ON, Canada.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3106148PMC
http://dx.doi.org/10.1136/bmj.d2983DOI Listing
June 2011

The effect of a charted history of depression on emergency department triage and outcomes in patients with acute myocardial infarction.

Authors:
Clare L Atzema Michael J Schull Jack V Tu

CMAJ 2011 Apr 28;183(6):663-9. Epub 2011 Feb 28.

Division of Emergency Medicine, the Institute for Clinical Evaluative Sciences, Toronto, Ont.

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http://www.cmaj.ca/cgi/doi/10.1503/cmaj.100685
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http://dx.doi.org/10.1503/cmaj.100685DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3071386PMC
April 2011

Effect of time to electrocardiogram on time from electrocardiogram to fibrinolysis in acute myocardial infarction patients.

Authors:
Clare L Atzema Peter C Austin Jack V Tu Michael J Schull

CJEM 2011 Mar;13(2):79-89

Institute for Clinical Evaluative Sciences, 2075 Bayview Avenue, Room G147, Toronto, ON M4N 3M5.

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http://dx.doi.org/10.2310/8000.2011.110261DOI Listing
March 2011

Strengthening health human resources and improving clinical outcomes through an integrated guideline and educational outreach in resource-poor settings: a cluster-randomized trial.

Authors:
Michael J Schull Hastings Banda Damson Kathyola Lara Fairall Alexandra Martiniuk Barry Burciul Merrick Zwarenstein Sumeet Sodhi Sandy Thompson Martias Joshua Martha Mondiwa Eric Bateman

Trials 2010 Dec 3;11:118. Epub 2010 Dec 3.

Dignitas International, 2 Adelaide Street West, Suite 200, Toronto, M5H 1L6, Canada.

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http://dx.doi.org/10.1186/1745-6215-11-118DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3017521PMC
December 2010

Improved outcomes with early collaborative care of ambulatory heart failure patients discharged from the emergency department.

Authors:
Douglas S Lee Thérèse A Stukel Peter C Austin David A Alter Michael J Schull John J You Alice Chong David Henry Jack V Tu

Circulation 2010 Nov 18;122(18):1806-14. Epub 2010 Oct 18.

Institute for Clinical Evaluative Sciences, University of Toronto, Toronto, ON, M4N 3M5, Canada.

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http://dx.doi.org/10.1161/CIRCULATIONAHA.110.940262DOI Listing
November 2010

A prospective cluster-randomized trial to implement the Canadian CT Head Rule in emergency departments.

Authors:
Ian G Stiell Catherine M Clement Jeremy M Grimshaw Robert J Brison Brian H Rowe Jacques S Lee Amit Shah Jamie Brehaut Brian R Holroyd Michael J Schull R Douglas McKnight Mary A Eisenhauer Jonathan Dreyer Eric Letovsky Tim Rutledge Iain Macphail Scott Ross Jeffrey J Perry Urbain Ip Howard Lesiuk Carol Bennett George A Wells

CMAJ 2010 Oct 23;182(14):1527-32. Epub 2010 Aug 23.

Department of Emergency Medicine, Ottawa Hospital Research Institute, University of Ottawa, Ottawa, Ont.

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http://dx.doi.org/10.1503/cmaj.091974DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2950184PMC
October 2010

Major radiodiagnostic imaging in pregnancy and the risk of childhood malignancy: a population-based cohort study in Ontario.

Authors:
Joel G Ray Michael J Schull Marcelo L Urquia John J You Astrid Guttmann Marian J Vermeulen

PLoS Med 2010 Sep 7;7(9):e1000337. Epub 2010 Sep 7.

Department of Medicine, St. Michael's Hospital, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1371/journal.pmed.1000337DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2935460PMC
September 2010

ED triage of patients with acute myocardial infarction: predictors of low acuity triage.

Authors:
Clare L Atzema Peter C Austin Jack V Tu Michael J Schull

Am J Emerg Med 2010 Jul 25;28(6):694-702. Epub 2010 Mar 25.

Institute for Clinical Evaluative Sciences, Toronto, ON, Canada M4N 3M5.

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http://dx.doi.org/10.1016/j.ajem.2009.03.010DOI Listing
July 2010

Early deaths in patients with heart failure discharged from the emergency department: a population-based analysis.

Authors:
Douglas S Lee Michael J Schull David A Alter Peter C Austin Andreas Laupacis Alice Chong Jack V Tu Thérèse A Stukel

Circ Heart Fail 2010 Mar 27;3(2):228-35. Epub 2010 Jan 27.

Division of Cardiology, Institute for Clinical Evaluative Sciences, Toronto General Hospital, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1161/CIRCHEARTFAILURE.109.885285DOI Listing
March 2010

Association between hospital cardiac management and outcomes for acute myocardial infarction patients.

Authors:
Therese A Stukel David A Alter Michael J Schull Dennis T Ko Ping Li

Med Care 2010 Feb;48(2):157-65

Institute for Clinical Evaluative Sciences, Toronto, ON, Canada.

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http://dx.doi.org/10.1097/MLR.0b013e3181bd4da7DOI Listing
February 2010

Disequilibrium between admitted and discharged hospitalized patients affects emergency department length of stay.

Authors:
Marian J Vermeulen Joel G Ray Chaim Bell Barry Cayen Therese A Stukel Michael J Schull

Ann Emerg Med 2009 Dec 25;54(6):794-804. Epub 2009 Jun 25.

Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1016/j.annemergmed.2009.04.017DOI Listing
December 2009

Incidence and predictors of critical events during urgent air-medical transport.

Authors:
Jeffrey M Singh Russell D MacDonald Susan E Bronskill Michael J Schull

CMAJ 2009 Oct 14;181(9):579-84. Epub 2009 Sep 14.

Interdepartmental Division of Critical Care Medicine, Department of Medicine, University of Toronto, University Health Network, Toronto, Ont.

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http://dx.doi.org/10.1503/cmaj.080886DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2764752PMC
October 2009

Implementation of the Canadian C-Spine Rule: prospective 12 centre cluster randomised trial.

Authors:
Ian G Stiell Catherine M Clement Jeremy Grimshaw Robert J Brison Brian H Rowe Michael J Schull Jacques S Lee Jamie Brehaut R Douglas McKnight Mary A Eisenhauer Jonathan Dreyer Eric Letovsky Tim Rutledge Iain MacPhail Scott Ross Amit Shah Jeffrey J Perry Brian R Holroyd Urbain Ip Howard Lesiuk George A Wells

BMJ 2009 Oct 29;339:b4146. Epub 2009 Oct 29.

Department of Emergency Medicine, University of Ottawa, Canada.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2770593PMC
http://dx.doi.org/10.1136/bmj.b4146DOI Listing
October 2009

Ventilation practices and critical events during transport of ventilated patients outside of hospital: a retrospective cohort study.

Authors:
Jeffrey M Singh Niall D Ferguson Russell D MacDonald Thomas E Stewart Michael J Schull

Prehosp Emerg Care 2009 Jul-Sep;13(3):316-23

Interdepartmental Division of Critical Care Medicine, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1080/10903120902935264DOI Listing
September 2009

Underuse of prehospital strategies to reduce time to reperfusion for ST-elevation myocardial infarction patients in 5 Canadian provinces.

Authors:
Michael J Schull Samuel Vaillancourt Linda Donovan Lucy J Boothroyd Dug Andrusiek John Trickett Sunil Sookram Andrew Travers Marian J Vermeulen Jack V Tu

CJEM 2009 Sep;11(5):473-80

Institute for Clinical Evaluative Sciences, Toronto, Ontario.

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http://dx.doi.org/10.1017/s1481803500011672DOI Listing
September 2009

A novel method to link and validate routinely collected emergency department clinical data to measure quality of care.

Authors:
Amelia Yip Matthew Leduc Vincent Teo Matthew Timmons Michael J Schull

Am J Med Qual 2009 May-Jun;24(3):185-91. Epub 2009 Apr 16.

School of Medicine, Queen's University, Kingston, Canada.

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http://ajm.sagepub.com/content/early/2009/04/16/106286060933
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http://dx.doi.org/10.1177/1062860609333880DOI Listing
August 2009

Emergency department triage of acute myocardial infarction patients and the effect on outcomes.

Authors:
Clare L Atzema Peter C Austin Jack V Tu Michael J Schull

Ann Emerg Med 2009 Jun 21;53(6):736-45. Epub 2009 Jan 21.

Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1016/j.annemergmed.2008.11.011DOI Listing
June 2009

Development of a minimization instrument for allocation of a hospital-level performance improvement intervention to reduce waiting times in Ontario emergency departments.

Authors:
Chad Andrew Leaver Astrid Guttmann Merrick Zwarenstein Brian H Rowe Geoff Anderson Therese Stukel Brian Golden Robert Bell Dante Morra Howard Abrams Michael J Schull

Implement Sci 2009 Jun 8;4:32. Epub 2009 Jun 8.

Institute for Clinical Evaluative Sciences, 2075 Bayview Ave, Toronto, Canada.

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http://link.springer.com/content/pdf/10.1186/1748-5908-4-32.
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http://www.implementationscience.com/content/4/1/32
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2706789PMC
June 2009

ICES report: five policy recommendations from Toronto's SARS outbreak to improve the safety and efficacy of restrictions on hospital admissions to manage infectious disease outbreaks.

Authors:
Michael J Schull Thérèse A Stukel Merrick Zwarenstein Astrid Guttmann David A Alter Douglas G Manuel

Healthc Q 2009 ;12(1):30-2

Institute for Clinical Evaluative Sciences.

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http://dx.doi.org/10.12927/hcq.2009.20412DOI Listing
May 2009

The medicine man.

Authors:
Michael J Schull

CJEM 2009 Mar;11(2):182

Division of Emergency Medicine, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1017/s1481803500011180DOI Listing
March 2009

Health impact of hospital restrictions on seriously ill hospitalized patients: lessons from the Toronto SARS outbreak.

Authors:
Thérèse A Stukel Michael J Schull Astrid Guttmann David A Alter Ping Li Marian J Vermeulen Douglas G Manuel Merrick Zwarenstein

Med Care 2008 Sep;46(9):991-7

Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1097/MLR.0b013e3181792525DOI Listing
September 2008

Users' guides to the medical literature: how to use an article about mortality in a humanitarian emergency.

Authors:
Edward J Mills Francesco Checchi James J Orbinski Michael J Schull Frederick M Burkle Chris Beyrer Curtis Cooper Colleen Hardy Sonal Singh Richard Garfield Bradley A Woodruff Gordon H Guyatt

Confl Health 2008 Sep 30;2. Epub 2008 Sep 30.

Simon Fraser University, British Columbia, Canada.

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http://dx.doi.org/10.1186/1752-1505-2-9DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2569008PMC
September 2008

ALaRMED: adverse events in low-risk chest pain patients receiving continuous ECG monitoring in the emergency department: a survey of Canadian emergency physicians.

Authors:
Clare L Atzema Michael J Schull

CJEM 2008 Sep;10(5):413-9

Division of Emergency Medicine, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1017/s1481803500010472DOI Listing
September 2008

The need for a national emergency health services database.

Authors:
Sherry Kennedy Wendy Young Michael J Schull Winston Isaac

CJEM 2008 Mar;10(2):120-4

Ryerson University, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1017/s1481803500009829DOI Listing
March 2008

ICD-10 adaptations of the Ontario acute myocardial infarction mortality prediction rules performed as well as the original versions.

Authors:
Marian J Vermeulen Jack V Tu Michael J Schull

J Clin Epidemiol 2007 Sep 8;60(9):971-4. Epub 2007 May 8.

Institute for Clinical Evaluative Sciences, Department of Health Policy, Management and Evaluation, University of Toronto, Ontario, Canada.

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http://dx.doi.org/10.1016/j.jclinepi.2006.12.009DOI Listing
September 2007

Emergency department utilization in the United States and Ontario, Canada.

Authors:
Guohua Li Jonathan T Lau Melissa L McCarthy Michael J Schull Marian Vermeulen Gabor D Kelen

Acad Emerg Med 2007 Jun 30;14(6):582-4. Epub 2007 Apr 30.

Department of Emergency Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, USA.

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http://doi.wiley.com/10.1197/j.aem.2007.02.030
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http://dx.doi.org/10.1197/j.aem.2007.02.030DOI Listing
June 2007

Effect of widespread restrictions on the use of hospital services during an outbreak of severe acute respiratory syndrome.

Authors:
Michael J Schull Thérèse A Stukel Marian J Vermeulen Merrick Zwarenstein David A Alter Douglas G Manuel Astrid Guttmann Andreas Laupacis Brian Schwartz

CMAJ 2007 Jun;176(13):1827-32

Institute for Clinical Evaluative Sciences, Toronto, Ont.

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http://www.cmaj.ca/cgi/doi/10.1503/cmaj.061174
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http://dx.doi.org/10.1503/cmaj.061174DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1891122PMC
June 2007

Results of the Recent Immigrant Pregnancy and Perinatal Long-term Evaluation Study (RIPPLES).

Authors:
Joel G Ray Marian J Vermeulen Michael J Schull Gita Singh Rajiv Shah Donald A Redelmeier

CMAJ 2007 May;176(10):1419-26

Department of Medicine, St. Michael's Hospital, University of Toronto, Toronto, Ont.

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http://dx.doi.org/10.1503/cmaj.061680DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1863534PMC
May 2007

Missed diagnosis of subarachnoid hemorrhage in the emergency department.

Authors:
Marian J Vermeulen Michael J Schull

Stroke 2007 Apr 22;38(4):1216-21. Epub 2007 Feb 22.

Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1161/01.STR.0000259661.05525.9aDOI Listing
April 2007

The effect of low-complexity patients on emergency department waiting times.

Authors:
Michael J Schull Alex Kiss John-Paul Szalai

Ann Emerg Med 2007 Mar 22;49(3):257-64, 264.e1. Epub 2006 Aug 22.

Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1016/j.annemergmed.2006.06.027DOI Listing
March 2007

Penetrating trauma in Ontario emergency departments: a population-based study.

Authors:
Alison K Macpherson Michael J Schull

CJEM 2007 Jan;9(1):16-20

School of Kinesiology and Health Science, York University, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1017/s1481803500014688DOI Listing
January 2007

The risk of missed diagnosis of acute myocardial infarction associated with emergency department volume.

Authors:
Michael J Schull Marian J Vermeulen Therese A Stukel

Ann Emerg Med 2006 Dec 14;48(6):647-55. Epub 2006 Jun 14.

Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1016/j.annemergmed.2006.03.025DOI Listing
December 2006

Surge capacity associated with restrictions on nonurgent hospital utilization and expected admissions during an influenza pandemic: lessons from the Toronto severe acute respiratory syndrome outbreak.

Authors:
Michael J Schull Therese A Stukel Marian J Vermeulen Astrid Guttmann Merrick Zwarenstein

Acad Emerg Med 2006 Nov 28;13(11):1228-31. Epub 2006 Jun 28.

Institute for Clinical Evaluative Sciences, 2075 Bayview Avenue, Toronto, Ontario, Canada M4N 3M5.

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http://dx.doi.org/10.1197/j.aem.2006.04.011DOI Listing
November 2006

Hospital surge capacity: if you can't always get what you want, can you get what you need?

Authors:
Michael J Schull

Ann Emerg Med 2006 Oct 12;48(4):389-90. Epub 2006 Jul 12.

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http://dx.doi.org/10.1016/j.annemergmed.2006.06.003DOI Listing
October 2006

Clinical features of head injury patients presenting with a Glasgow Coma Scale score of 15 and who require neurosurgical intervention.

Authors:
Catherine M Clement Ian G Stiell Michael J Schull Brian H Rowe Robert Brison Jacques S Lee Jeffrey J Perry George A Wells

Ann Emerg Med 2006 Sep 12;48(3):245-51. Epub 2006 Jun 12.

Clinical Epidemiology Program, University of Ottawa, Ottawa, Ontario, Canada.

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http://dx.doi.org/10.1016/j.annemergmed.2006.04.008DOI Listing
September 2006

Study design to determine the effects of widespread restrictions on hospital utilization to control an outbreak of SARS in Toronto, Canada.

Authors:
Michael J Schull Therese A Stukel Marian J Vermeulen David Alter

Expert Rev Pharmacoecon Outcomes Res 2006 Jun;6(3):285-92

Institute for Clinical Evaluative Sciences, 2075 Bayview Ave, Toronto, Ontario, M4N 3M5, Canada.

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http://dx.doi.org/10.1586/14737167.6.3.285DOI Listing
June 2006

Injuries in Ontario.

Authors:
Alison K Macpherson Geta Cernat Michael J Schull

Healthc Q 2006 ;9(1):29-30

School of Kinesiology and Health Science, York University.

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March 2006

ALARMED: adverse events in low-risk patients with chest pain receiving continuous electrocardiographic monitoring in the emergency department. A pilot study.

Authors:
Clare Atzema Michael J Schull Bjug Borgundvaag Graham R D Slaughter Cheong K Lee

Am J Emerg Med 2006 Jan;24(1):62-7

Division of Emergency Medicine, Sunnybrook and Women's College Health Sciences Centre, Toronto, ON, Canada.

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http://dx.doi.org/10.1016/j.ajem.2005.05.015DOI Listing
January 2006

Metabolic syndrome and the risk of placental dysfunction.

Authors:
Joel G Ray Marian J Vermeulen Michael J Schull Sarah McDonald Donald A Redelmeier

J Obstet Gynaecol Can 2005 Dec;27(12):1095-101

Department of Medicine, St. Michael's Hospital, University of Toronto, Toronto, ON.

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http://dx.doi.org/10.1016/s1701-2163(16)30391-7DOI Listing
December 2005

Cardiovascular health after maternal placental syndromes (CHAMPS): population-based retrospective cohort study.

Authors:
Joel G Ray Marian J Vermeulen Michael J Schull Donald A Redelmeier

Lancet 2005 Nov;366(9499):1797-803

Department of Medicine, St Michael's Hospital, University of Toronto, Toronto, Ontario M5B 1W8, Canada.

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http://dx.doi.org/10.1016/S0140-6736(05)67726-4DOI Listing
November 2005

Comparison of the Canadian CT Head Rule and the New Orleans Criteria in patients with minor head injury.

Authors:
Ian G Stiell Catherine M Clement Brian H Rowe Michael J Schull Robert Brison Daniel Cass Mary A Eisenhauer R Douglas McKnight Glen Bandiera Brian Holroyd Jacques S Lee Jonathan Dreyer James R Worthington Mark Reardon Gary Greenberg Howard Lesiuk Iain MacPhail George A Wells

JAMA 2005 Sep;294(12):1511-8

Department of Emergency Medicine, University of Ottawa, Ottawa, Ontario, Canada.

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http://dx.doi.org/10.1001/jama.294.12.1511DOI Listing
September 2005

Variation in emergency department visits for conditions that may be treated in alternative primary care settings.

Authors:
Chris A Altmayer Sten Ardal Graham L Woodward Michael J Schull

CJEM 2005 Jul;7(4):252-6

HCM Group, Inc., Mississauga, Ontario, Canada.

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http://dx.doi.org/10.1017/s1481803500014391DOI Listing
July 2005

Ontario's alternate funding arrangements for emergency departments: the impact on the emergency physician workforce.

Authors:
Michael J Schull Marian Vermeulen

CJEM 2005 Mar;7(2):100-6

Institute for Clinical Evaluative Sciences, 2075 Bayview Ave., Toronto, Canada.

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http://dx.doi.org/10.1017/s1481803500013051DOI Listing
March 2005

Urban emergency department overcrowding: defining the problem and eliminating misconceptions.

Authors:
Michael J Schull Pamela M Slaughter Donald A Redelmeier

CJEM 2002 Mar;4(2):76-83

Clinical Epidemiology Unit, Sunnybrook and Women's College Health Sciences Centre, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1017/s1481803500006163DOI Listing
March 2002

Diagnostic dilemmas and subarachnoid subtleties: What to do when the evidence gives you a headache.

Authors:
Michael J Schull

CJEM 2002 Mar;4(2):106-7

Department of Emergency Services, Sunnybrook and Women's College Health Sciences Centre, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1017/s1481803500006217DOI Listing
March 2002