Marian J Vermeulen

Marian J Vermeulen

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Marian J Vermeulen

Marian J Vermeulen

Publications by authors named "Marian J Vermeulen"

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Increasing Access to Health Administrative Data with ICES Data & Analytic Services.

Healthc Q 2016 ;19(1):7-9

Senior director, research and data, at ICES and a lecturer at the Institute of Health Policy, Management and Evaluation at the University of Toronto.

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June 2017

Association Between MRI Exposure During Pregnancy and Fetal and Childhood Outcomes.

JAMA 2016 Sep;316(9):952-61

Institute for Clinical Evaluative Sciences, Toronto, Ontario, Canada5Keenan Research Centre, Li Ka Shing Knowledge Institute, St Michael's Hospital, Toronto, Ontario, Canada.

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http://preview.thenewsmarket.com/Previews/JOUR/DocumentAsset
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http://dx.doi.org/10.1001/jama.2016.12126DOI Listing
September 2016

Maternal Origin and Risk of Neonatal and Maternal ICU Admission.

Crit Care Med 2016 07;44(7):1314-26

1Undergraduate Medical Education, University of Toronto, Toronto, ON, Canada. 2Keenan Research Centre, Li Ka Shing Knowledge Institute, St. Michael's Hospital, Toronto, ON, Canada. 3Institute for Clinical Evaluative Sciences, University of Toronto, Toronto, ON, Canada. 4Departments of Medicine, Health Policy Management and Evaluation, and Obstetrics and Gynecology, Keenan Research Centre, Li Ka Shing Knowledge Institute, St. Michael's Hospital, Toronto, ON, Canada.

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http://dx.doi.org/10.1097/CCM.0000000000001647DOI Listing
July 2016

Prognosis after maternal placental events and revascularization: PAMPER study.

Am J Obstet Gynecol 2016 Jan 14;214(1):106.e1-106.e14. Epub 2015 Aug 14.

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

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http://dx.doi.org/10.1016/j.ajog.2015.08.021DOI Listing
January 2016

In reply.

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

Risk of cerebral palsy among the offspring of immigrants.

PLoS One 2014 14;9(7):e102275. Epub 2014 Jul 14.

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

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http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0102275PLOS
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4096602PMC
November 2015

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

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

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

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.

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

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

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

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

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

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

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.

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

Emergency department visits during an Olympic gold medal television broadcast.

Open Med 2011 14;5(2):e112-9. Epub 2011 Jun 14.

University of Toronto, Toronto, Ontario, Canada.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3148000PMC
March 2012

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

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

Maternal obesity and the risk of placental vascular disease.

J Obstet Gynaecol Can 2008 Dec;30(12):1132-1136

Departments of Medicine, Obstetrics and Gynecology and Health Policy Management and Evaluation. Divisions of Endocrinology and Metabolism, and General Internal Medicine. St. Michael's Hospital, University of Toronto, Toronto ON.

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http://dx.doi.org/10.1016/S1701-2163(16)34023-3DOI Listing
December 2008

Prepregnancy diabetes and risk of placental vascular disease.

Diabetes Care 2007 Oct 22;30(10):2496-8. Epub 2007 Jun 22.

Division of Endocrinology and Metabolism, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.2337/dc07-0364DOI Listing
October 2007

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

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

Taking ACE inhibitors during early pregnancy: is it safe?

Can Fam Physician 2007 Sep;53(9):1439-40

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

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2234619PMC
September 2007

Metabolic syndrome features and risk of neural tube defects.

BMC Pregnancy Childbirth 2007 Sep 19;7:21. Epub 2007 Sep 19.

Department of Medicine, St, Michael's Hospital, University of Toronto, 30 Bond Street, Toronto, Ontario, M5B 1W8, Canada.

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http://dx.doi.org/10.1186/1471-2393-7-21DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2039731PMC
September 2007

Derivation and evaluation of a termination of resuscitation clinical prediction rule for advanced life support providers.

Resuscitation 2007 Aug 23;74(2):266-75. Epub 2007 Mar 23.

Prehospital and Transport Medicine Research Program, Sunnybrook Health Sciences Centre, 2075 Bayview Avenue, Toronto, Ontario, M4N 3M5 Canada.

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http://dx.doi.org/10.1016/j.resuscitation.2007.01.009DOI Listing
August 2007

Risk of fetal death associated with maternal drug dependence and placental abruption: a population-based study.

J Obstet Gynaecol Can 2007 Jul;29(7):556-559

Departments of Medicine, Obstetrics and Gynecology, and Health Policy Management and Evaluation, St. Michael's Hospital, University of Toronto, Toronto ON.

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http://dx.doi.org/10.1016/S1701-2163(16)32511-7DOI Listing
July 2007

Vitamin B12 and the risk of neural tube defects in a folic-acid-fortified population.

Epidemiology 2007 May;18(3):362-6

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

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http://dx.doi.org/10.1097/01.ede.0000257063.77411.e9DOI Listing
May 2007

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

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.

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

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.

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

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

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

Metabolic syndrome and the risk of placental dysfunction.

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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December 2005

Adverse perinatal outcomes associated with homelessness and substance use in pregnancy.

CMAJ 2005 Sep;173(6):615-8

Department of Obstetrics and Gynecology, St. Michael's Hospital, University of Toronto, Toronto, Ont.

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http://dx.doi.org/10.1503/cmaj.050406DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1197161PMC
September 2005

Measuring the EMS patient access time interval and the impact of responding to high-rise buildings.

Prehosp Emerg Care 2005 Jan-Mar;9(1):14-8

Prehospital and Transport Medicine Research Program, Sunnybrook and Women's College Health Sciences Center, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1080/10903120590891679DOI Listing
August 2005

Folic acid and placental pathology.

Epidemiology 2005 May;16(3):419-20

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http://dx.doi.org/10.1097/01.ede.0000158796.65387.68DOI Listing
May 2005

Greater maternal weight and the ongoing risk of neural tube defects after folic acid flour fortification.

Obstet Gynecol 2005 Feb;105(2):261-5

Department of Medicine, St. Michael's Hospital, University of Toronto, 30 Bond Street, Toronto, Ontario M5B 1W8, Canada.

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http://dx.doi.org/10.1097/01.AOG.0000151988.84346.3eDOI Listing
February 2005

Maternal ethnicity and risk of neural tube defects: a population-based study.

CMAJ 2004 Aug;171(4):343-5

Department of Medicine, St. Michael's Hospital, University of Toronto, 30 Bond Street, Toronto, Ontario M5B 1WB, Canada.

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http://dx.doi.org/10.1503/cmaj.1040254DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC509047PMC
August 2004

Clinical variables associated with mortality in out-of-hospital patients with hemodynamically significant bradycardia.

Acad Emerg Med 2004 Jun;11(6):656-61

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

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June 2004

Association between folic acid food fortification and congenital orofacial clefts.

J Pediatr 2003 Dec;143(6):805-7

Department of Laboratory Medicine, University of Toronto, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1067/S0022-3476(03)00495-5DOI Listing
December 2003

Folic acid food fortification is associated with a decline in neuroblastoma.

Clin Pharmacol Ther 2003 Sep;74(3):288-94

Motherrisk Program and Division of Hematology and Oncology, The Hospital for Sick Children, and Department of Medicine and Prehospital Care Programme, Sunnybrook and Women's College Health Sciences Center, University of Toronto, Ontario, Canada.

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http://dx.doi.org/10.1016/S0009-9236(03)00200-5DOI Listing
September 2003

Prevalence of trisomy 21 following folic acid food fortification.

Am J Med Genet A 2003 Jul;120A(3):309-13

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

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http://doi.wiley.com/10.1002/ajmg.a.20161
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http://dx.doi.org/10.1002/ajmg.a.20161DOI Listing
July 2003

Increased blood product use among coronary artery bypass patients prescribed preoperative aspirin and clopidogrel.

BMC Cardiovasc Disord 2003 May 22;3. Epub 2003 May 22.

Division of Critical Care, Department of Medicine, McMaster University, Hamilton, Canada.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC162165PMC
May 2003

Association of neural tube defects and folic acid food fortification in Canada.

Lancet 2002 Dec 21-28;360(9350):2047-8

Department of Medicine, Sunnybrook and Women's College Health Sciences Center, Toronto, Ontario, Canada.

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http://www.thelancet.com/pdfs/journals/lancet/PIIS0140673602
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http://linkinghub.elsevier.com/retrieve/pii/S014067360211994
Publisher Site
http://dx.doi.org/10.1016/S0140-6736(02)11994-5DOI Listing
January 2003

Evaluation of prehospital insertion of the laryngeal mask airway by primary care paramedics with only classroom mannequin training.

CJEM 2002 Sep;4(5):338-43

Department of Emergency Services, Royal Victoria Hospital, Barrie, Ontario, Canada.

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September 2002

Derivation of a termination-of-resuscitation guideline for emergency medical technicians using automated external defibrillators.

Acad Emerg Med 2002 Jul;9(7):671-8

Division of Prehospital Care, Department of Emergency Services, Sunnybrook & Women's College Health Sciences Centre, Toronto, Ontario, Canada.

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http://dx.doi.org/10.1111/j.1553-2712.2002.tb02144.xDOI Listing
July 2002

Use of antihypertensive medications in pregnancy and the risk of adverse perinatal outcomes: McMaster Outcome Study of Hypertension In Pregnancy 2 (MOS HIP 2).

BMC Pregnancy Childbirth 2001 ;1(1)

Department of Medicine, Sunnybrook and Women's College Health Sciences Centre, University of Toronto, Toronto, Canada.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC60658PMC
January 2001

Genetics University of Toronto Thrombophilia Study in Women (GUTTSI): genetic and other risk factors for venous thromboembolism in women.

Curr Control Trials Cardiovasc Med 2001 ;2(3):141-149

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

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC56202PMC
January 2001