Craig R Ramsay

Craig R Ramsay

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Craig R Ramsay

Craig R Ramsay

Publications by authors named "Craig R Ramsay"

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Five-Year Outcomes of a Randomized Trial of Treatments for Varicose Veins.

N Engl J Med 2019 09;381(10):912-922

From the Institute of Cardiovascular Research, University of Glasgow (J.B.), and the Institute of Applied Health Research, Nursing, Midwifery, and Allied Health Professions Research Unit, Glasgow Caledonian University (A.E.), Glasgow, the Health Services Research Unit (D.C., S.C.C., G.M., C.R.R., M.K.C.) and the Health Economics Research Unit (M.D., G.S., E.T.), University of Aberdeen, and the Department of Vascular Surgery, NHS Grampian, Aberdeen Royal Infirmary (P.B.), Aberdeen, the Edinburgh Clinical Trials Unit, University of Edinburgh, Edinburgh (J.N.), the School of Medicine, Medical and Biological Sciences, University of St. Andrews, St. Andrews (J.M.B.), the Department of Vascular Surgery, Royal Devon and Exeter Hospital, Exeter (B.C.), the Department of Vascular Surgery, Hull Royal Infirmary, Hull (I.C.), the School of Surgery, University of Leeds (M.G.), and Vascular Surgery, St. James University Hospital (J.S.), Leeds, Vascular Surgery, Gloucestershire Royal Hospital, Gloucester (J.E.), Vascular Surgery, Freeman Hospital, Newcastle upon Tyne (T.L.), the Vascular Surgical Unit, Royal Bournemouth Hospital, Bournemouth (S.A.B.), and the School of Health Sciences, City University of London, London (J.F.) - all in the United Kingdom.

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http://dx.doi.org/10.1056/NEJMoa1805186DOI Listing
September 2019

Methodology and reporting characteristics of studies using interrupted time series design in healthcare.

BMC Med Res Methodol 2019 Jul 4;19(1):137. Epub 2019 Jul 4.

Health Services Research Unit, University of Aberdeen, Health Sciences Building, Foresterhill, Aberdeen, AB25 2ZD, UK.

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http://dx.doi.org/10.1186/s12874-019-0777-xDOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6609377PMC
July 2019

Core outcomes in periodontal trials: study protocol for core outcome set development.

Trials 2017 09 20;18(1):436. Epub 2017 Sep 20.

Health Services Research Unit, University of Aberdeen, Aberdeen, UK.

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http://dx.doi.org/10.1186/s13063-017-2169-zDOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5607503PMC
September 2017

"Better" clinical decisions do not necessarily require more time to make.

J Clin Epidemiol 2017 02 15;82:173-174. Epub 2016 Nov 15.

Aberdeen Health Psychology Group, University of Aberdeen, Health Sciences Building, Foresterhill, Aberdeen AB25 2ZD, UK.

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http://dx.doi.org/10.1016/j.jclinepi.2016.11.004DOI Listing
February 2017

Interventions to improve antibiotic prescribing practices for hospital inpatients.

Cochrane Database Syst Rev 2017 02 9;2:CD003543. Epub 2017 Feb 9.

Research Department of Primary Care and Population Health, University College London, Upper Floor 3, Royal Free Hospital, Rowland Hill Street, London, UK, NW3 2PF.

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http://dx.doi.org/10.1002/14651858.CD003543.pub4DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6464541PMC
February 2017

An Audit and Feedback Intervention for Reducing Antibiotic Prescribing in General Dental Practice: The RAPiD Cluster Randomised Controlled Trial.

PLoS Med 2016 Aug 30;13(8):e1002115. Epub 2016 Aug 30.

Health Services Research Unit (HSRU), University of Aberdeen, Health Sciences Building, Foresterhill, Aberdeen, United Kingdom.

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http://dx.doi.org/10.1371/journal.pmed.1002115DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5004857PMC
August 2016

Consensus on Outcome Measures for Glaucoma Effectiveness Trials: Results From a Delphi and Nominal Group Technique Approaches.

J Glaucoma 2016 06;25(6):539-46

*Health Services Research Unit, University of Aberdeen †Aberdeen Royal Infirmary, Aberdeen ‡Institute of Clinical Science, Royal Victoria Hospital, Queen's University Belfast, Belfast, UK.

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http://dx.doi.org/10.1097/IJG.0000000000000301DOI Listing
June 2016

Outcome Measures in Glaucoma: A Systematic Review of Cochrane Reviews and Protocols.

J Glaucoma 2015 Sep;24(7):533-8

*Health Services Research Unit, University of Aberdeen †Aberdeen Royal Infirmary, Aberdeen, Scotland ‡Centre for Vision and Vascular Science, Queen's University Belfast, Institute of Clinical Science, Royal Victoria Hospital, Belfast, Northern Ireland.

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http://dx.doi.org/10.1097/IJG.0000000000000022DOI Listing
September 2015

A systematic review of the use of an expertise-based randomised controlled trial design.

Trials 2015 May 30;16:241. Epub 2015 May 30.

Health Services Research Unit, University of Aberdeen, Health Sciences Building, Foresterhill, Aberdeen, AB25 2ZD, UK.

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http://dx.doi.org/10.1186/s13063-015-0739-5DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4468810PMC
May 2015

The use of Latin squares and related block designs in implementation research.

J Clin Epidemiol 2014 Dec 22;67(12):1299-301. Epub 2014 Oct 22.

College of Medicine, Swansea University, Institute of Life Science 2, Singleton Park, Swansea, SA2 8PP, UK.

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http://dx.doi.org/10.1016/j.jclinepi.2014.07.007DOI Listing
December 2014

Perceived difficulty and appropriateness of decision making by General Practitioners: a systematic review of scenario studies.

BMC Health Serv Res 2014 Nov 29;14:621. Epub 2014 Nov 29.

Aberdeen Health Psychology Group & Health Services Research Unit, University of Aberdeen, 2nd Floor Health Sciences Building, Foresterhill, Aberdeen, Scotland, AB25 2ZD, UK.

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http://dx.doi.org/10.1186/s12913-014-0621-2DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4258016PMC
November 2014

A randomized trial comparing treatments for varicose veins.

N Engl J Med 2014 Sep;371(13):1218-27

From the Division of Applied Medicine (J. Brittenden), the Health Services Research Unit (S.C.C., A.E., C.R.R., J.N., G.S., S.W., M.K.C.), and the Health Economics Research Unit (E.T., G.S.), University of Aberdeen, and the Department of Vascular Surgery, NHS Grampian, Aberdeen Royal Infirmary (P.B.), Aberdeen; the School of Medicine, Medical and Biological Sciences, University of St. Andrews, St. Andrews (J. Burr); the Department of Vascular Surgery, Royal Devon and Exeter Hospital, Exeter (B.C.); the Department of Vascular Surgery, Hull Royal Infirmary, Hull (I.C.); the School of Surgery, University of Leeds (M.G.), and Vascular Surgery, St. James University Hospital (J.S.), Leeds; Vascular Surgery, Gloucestershire Royal Hospital, Gloucester (J.E.); Vascular Surgery, Freeman Hospital, Newcastle upon Tyne (T.L.); the Vascular Surgical Unit, Royal Bournemouth Hospital, Bournemouth (S.A.B.); and the School of Health Sciences, City University London, London (J.F.) - all in the United Kingdom.

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http://dx.doi.org/10.1056/NEJMoa1400781DOI Listing
September 2014

Determining information for inclusion in a decision-support intervention for clinical trial participation: a modified Delphi approach.

Clin Trials 2013 4;10(6):967-76. Epub 2013 Nov 4.

aHealth Services Research Unit, University of Aberdeen, Aberdeen, UK.

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http://dx.doi.org/10.1177/1740774513508339DOI Listing
July 2014

The use of segmented regression in analysing interrupted time series studies: an example in pre-hospital ambulance care.

Implement Sci 2014 Jun 19;9:77. Epub 2014 Jun 19.

Clinical Epidemiology Program, Ottawa Hospital Research Institute, Ottawa Hospital, 1053 Carling Avenue Admin Services Building, ASB 2-004, Civic Box 693, Ottawa, ON K1Y 4E9, Canada.

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http://dx.doi.org/10.1186/1748-5908-9-77DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4068621PMC
June 2014

Methods for specifying the target difference in a randomised controlled trial: the Difference ELicitation in TriAls (DELTA) systematic review.

PLoS Med 2014 May 13;11(5):e1001645. Epub 2014 May 13.

Health Services Research Unit, University of Aberdeen, Aberdeen, United Kingdom; Centre for Statistics in Medicine, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Oxford, United Kingdom.

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http://dx.doi.org/10.1371/journal.pmed.1001645DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4019477PMC
May 2014

Variation of clinical outcomes used in glaucoma randomised controlled trials: a systematic review.

Br J Ophthalmol 2014 Apr 13;98(4):464-8. Epub 2014 Jan 13.

Health Services Research Unit, University of Aberdeen, , Aberdeen, UK.

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http://dx.doi.org/10.1136/bjophthalmol-2013-304323DOI Listing
April 2014

A questionnaire elicitation of surgeons' belief about learning within a surgical trial.

PLoS One 2012 8;7(11):e49178. Epub 2012 Nov 8.

Health Services Research Unit, University of Aberdeen, Aberdeen, United Kingdom.

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http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0049178PLOS
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3493499PMC
May 2013

Interventions to improve antibiotic prescribing practices for hospital inpatients.

Cochrane Database Syst Rev 2013 Apr 30(4):CD003543. Epub 2013 Apr 30.

Population Health Sciences Division, Medical Research Institute, University of Dundee, Dundee, UK.

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http://www.cdbph.org/documents/EA-Interventions-to-improve-a
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http://doi.wiley.com/10.1002/14651858.CD003543.pub3
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http://dx.doi.org/10.1002/14651858.CD003543.pub3DOI Listing
April 2013

Developing the specifications of an open angle glaucoma screening intervention in the United Kingdom: a Delphi approach.

BMC Health Serv Res 2012 Dec 5;12:447. Epub 2012 Dec 5.

School of Nursing Sciences, Edith Cavell Building, University of East Anglia, Norwich Research Park, Norwich, UK.

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http://dx.doi.org/10.1186/1472-6963-12-447DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3563574PMC
December 2012

Expert opinion on laparoscopic surgery for colorectal cancer parallels evidence from a cumulative meta-analysis of randomized controlled trials.

PLoS One 2012 20;7(4):e35292. Epub 2012 Apr 20.

Department of Surgery, Department of Epidemiology & Community Medicine, and Ottawa Hospital Research Institute, The Ottawa Hospital, University of Ottawa, Ottawa, Ontario, Canada.

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http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0035292PLOS
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3332109PMC
August 2012

Analysing randomised controlled trials with missing data: choice of approach affects conclusions.

Contemp Clin Trials 2012 May 12;33(3):461-9. Epub 2012 Jan 12.

Division of Applied Health Sciences, University of Aberdeen, Foresterhill, Aberdeen, UK.

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http://dx.doi.org/10.1016/j.cct.2011.12.002DOI Listing
May 2012

The quality of research synthesis in surgery: the case of laparoscopic surgery for colorectal cancer.

Syst Rev 2012 Feb 17;1:14. Epub 2012 Feb 17.

Department of Surgery, Department of Epidemiology & Community Medicine, and Ottawa Hospital Research Institute, The Ottawa Hospital, University of Ottawa, Ottawa, Ontario, Canada.

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http://dx.doi.org/10.1186/2046-4053-1-14DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3351744PMC
February 2012

Choosing appropriate patient-reported outcomes instrument for glaucoma research: a systematic review of vision instruments.

Qual Life Res 2011 Sep 4;20(7):1141-58. Epub 2011 Jan 4.

Health Services Research Unit, University of Aberdeen, 3rd Floor, Health Sciences Building, Foresterhill, Aberdeen, AB25 2ZD, Scotland, UK.

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http://link.springer.com/10.1007/s11136-010-9831-1
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http://dx.doi.org/10.1007/s11136-010-9831-1DOI Listing
September 2011

Guidance on minimally important clinical difference and trial size is needed.

BMJ 2011 Jul 25;343:d4375. Epub 2011 Jul 25.

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http://dx.doi.org/10.1136/bmj.d4375DOI Listing
July 2011

Pharmaceutical policies: effects of restrictions on reimbursement.

Cochrane Database Syst Rev 2010 Aug 4(8):CD008654. Epub 2010 Aug 4.

Division of Medical Sciences, University of Victoria, PO Box 3040 STN CSC, Victoria, British Columbia, Canada, V8W 3N7.

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http://dx.doi.org/10.1002/14651858.CD008654DOI Listing
August 2010

Beliefs about surgery: Development and validation of an instrument to assess cognitive representations about surgery, in the context of a chronic illness.

Psychol Health 2009 Dec;24(10):1125-37

Health Services Research Unit, University of Aberdeen, Foresterhill, Aberdeen AB25 2ZD, UK.

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http://dx.doi.org/10.1080/08870440802071157DOI Listing
December 2009

The effects of on-screen, point of care computer reminders on processes and outcomes of care.

Cochrane Database Syst Rev 2009 Jul 8(3):CD001096. Epub 2009 Jul 8.

Director, University of Toronto Centre for Patient Safety, Sunnybrook Health Sciences Centre, Room D474, 2075 Bayview Avenue, Toronto, Ontario, Canada, M4N 3M5.

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http://dx.doi.org/10.1002/14651858.CD001096.pub2DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4171964PMC
July 2009

Can't do it, won't do it! Developing a theoretically framed intervention to encourage better decontamination practice in Scottish dental practices.

Implement Sci 2009 Jun 5;4:31. Epub 2009 Jun 5.

Dental Health Services Research Unit, University of Dundee, MacKenzie Building, Kirsty Semple Way, Dundee, DD2 4BF, UK.

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http://dx.doi.org/10.1186/1748-5908-4-31DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2701915PMC
June 2009

Investigating the missing data mechanism in quality of life outcomes: a comparison of approaches.

Health Qual Life Outcomes 2009 Jun 22;7:57. Epub 2009 Jun 22.

Section of Population Health, University of Aberdeen, UK.

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http://dx.doi.org/10.1186/1477-7525-7-57DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2711047PMC
June 2009

Recruitment to publicly funded trials--are surgical trials really different?

Contemp Clin Trials 2008 Sep 7;29(5):631-4. Epub 2008 Mar 7.

Health Services Research Unit, University Of Aberdeen, Aberdeen, UK.

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http://dx.doi.org/10.1016/j.cct.2008.02.005DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2669413PMC
September 2008

A review of RCTs in four medical journals to assess the use of imputation to overcome missing data in quality of life outcomes.

Trials 2008 Aug 11;9:51. Epub 2008 Aug 11.

Section of Population Health, Division of Applied Health Sciences, University of Aberdeen, Polwarth Building, Foresterhill, Aberdeen, AB25 2ZD, UK.

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http://dx.doi.org/10.1186/1745-6215-9-51DOI Listing
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3225816PMC
August 2008

Using the literature to quantify the learning curve: a case study.

Int J Technol Assess Health Care 2007 ;23(2):255-60

University of Aberdeen, Scotland.

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http://dx.doi.org/10.1017/S0266462307070341DOI Listing
June 2007

Statistical evaluation of learning curve effects in surgical trials.

Clin Trials 2004 ;1(5):421-7

Health Services Research Unit, University of Aberdeen, Foresterhill, UK.

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http://dx.doi.org/10.1191/1740774504cn042oaDOI Listing
September 2006

The impact of guidelines on mild hypertension in pregnancy: time series analysis.

BJOG 2004 Aug;111(8):765-70

Scottish Programme for Clinical Effectiveness in Reproductive Health, Simpson Centre for Reproductive Health, University of Edinburgh.

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http://dx.doi.org/10.1111/j.1471-0528.2004.00212.xDOI Listing
August 2004

Interrupted time series designs in health technology assessment: lessons from two systematic reviews of behavior change strategies.

Int J Technol Assess Health Care 2003 ;19(4):613-23

Health Services Research Unit, University of Aberdeen, Foresterhill, UK.

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http://dx.doi.org/10.1017/s0266462303000576DOI Listing
May 2004

Sample size calculator for cluster randomized trials.

Comput Biol Med 2004 Mar;34(2):113-25

Health Services Research Unit, University of Aberdeen, Polwarth Building Foresterhill, Aberdeen, Scotland AB25 2ZD UK.

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http://dx.doi.org/10.1016/S0010-4825(03)00039-8DOI Listing
March 2004

The method of minimization for allocation to clinical trials. a review.

Control Clin Trials 2002 Dec;23(6):662-74

Department of Public Health, University of Aberdeen, Aberdeen, UK.

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December 2002