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R. Birtwhistle · SciRah

Researcher profile · Semantic Scholar

R. Birtwhistle

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R. Birtwhistle — researcher profile on SciRah

h-index: 29
Works: 107
Citations: 4,060

Most-cited papers

Canadian Task Force on Preventive Health Care
W. Back, R. Birtwhistle, Ccfp Fcfp, K. Pottie +15 more
20121,000 citations
Semantic Scholar
Bmc Medical Research Methodology Open Access Pragmatic Controlled Clinical Trials in Primary Care: the Struggle between External and Internal Validity
M. Godwin, Lucia Rühland, I. Casson, S. Macdonald +4 more
2003548 citations
Semantic Scholar
Anti-diabetic and hypoglycaemic effects of Momordica charantia (bitter melon): a mini review
L. Leung, R. Birtwhistle, J. Kotecha, S. Hannah +1 more
2009British Journal of Nutrition254 citations Open access
Semantic Scholar
Validating the 8 CPCSSN Case Definitions for Chronic Disease Surveillance in a Primary Care Database of Electronic Health Records
T. Williamson, Michael E. Green, R. Birtwhistle, Shahriar Khan +5 more
2014Annals of Family Medicine216 citations Open access
Semantic Scholar
Building a Pan-Canadian Primary Care Sentinel Surveillance Network: Initial Development and Moving Forward
R. Birtwhistle, K. Keshavjee, A. Lambert-Lanning, M. Godwin +3 more
2009Journal of the American Board of Family Medicine128 citations Open access
Semantic Scholar
Randomised equivalence trial comparing three month and six month follow up of patients with hypertension by family practitioners
R. Birtwhistle, M. Godwin, M. D. Delva, R. Casson +4 more
2004British medical journal99 citations Open access
Semantic Scholar
Canadian Primary Care Sentinel Surveillance Network: a developing resource for family medicine and public health.
R. Birtwhistle
2011Canadian family physician Medecin de famille canadien91 citations
Semantic Scholar
Prevalence and management of osteoarthritis in primary care: an epidemiologic cohort study from the Canadian Primary Care Sentinel Surveillance Network.
R. Birtwhistle, R. Morkem, G. Peat, T. Williamson +3 more
2015CMAJ Open86 citations Open access
Semantic Scholar
Data Resource Profile: National electronic medical record data from the Canadian Primary Care Sentinel Surveillance Network (CPCSSN).
S. Garies, R. Birtwhistle, N. Drummond, J. Queenan +1 more
2017International Journal of Epidemiology76 citations Open access
Semantic Scholar
Prevalence and epidemiology of diabetes in Canadian primary care practices: a report from the Canadian Primary Care Sentinel Surveillance Network.
M. Greiver, T. Williamson, D. Barber, R. Birtwhistle +6 more
2014Canadian Journal of Diabetes72 citations
Semantic Scholar
Manual and automated office measurements in relation to awake ambulatory blood pressure monitoring.
M. Godwin, R. Birtwhistle, D. Delva, Lam Miu +3 more
2011Family Practice70 citations Open access
Semantic Scholar
Validation of the Diagnostic Algorithms for 5 Chronic Conditions in the Canadian Primary Care Sentinel Surveillance Network (CPCSSN): A Kingston Practice-based Research Network (PBRN) Report
Amjed Kadhim-Saleh, Michael E. Green, T. Williamson, D. Hunter +1 more
2013Journal of the American Board of Family Medicine64 citations Open access
Semantic Scholar
Primary care providers’ lived experiences of genetics in practice
Brittany A. Harding, Colleen Webber, Lucia Ruhland, Nancy Dalgarno +7 more
2018Journal of Community Genetics57 citations Open access
Semantic Scholar
Primary care electronic medical records: a new data source for research in Canada
R. Birtwhistle, T. Williamson
2015Canadian Medical Association Journal54 citations Open access
Semantic Scholar
Impact of a quality improvement program on primary healthcare in Canada: a mixed-method evaluation.
S. Harris, Michael E. Green, J. Brown, Sharon Roberts +11 more
2015Health Policy50 citations Open access
Semantic Scholar
Identification of validated case definitions for medical conditions used in primary care electronic medical record databases: a systematic review
K. McBrien, Sepideh Souri, Nicola E. Symonds, A. Rouhi +7 more
2018J. Am. Medical Informatics Assoc.48 citations Open access
Semantic Scholar
Prevalence and management of hypertension in primary care practices with electronic medical records: a report from the Canadian Primary Care Sentinel Surveillance Network.
M. Godwin, T. Williamson, Shahriar Khan, J. Kaczorowski +4 more
2015CMAJ Open48 citations Open access
Semantic Scholar
Recommendations on screening for high blood pressure in Canadian adults.
P. Lindsay, Sarah Connor Gorber, M. Joffres, R. Birtwhistle +2 more
2013Canadian family physician Medecin de famille canadien43 citations
Semantic Scholar
The role of the practice facilitators in Ontario primary healthcare quality improvement
J. Kotecha, Han Han, Michael Green, G. Russell +2 more
2015BMC Family Practice42 citations Open access
Semantic Scholar
The diagnosis of depression and its treatment in Canadian primary care practices: an epidemiological study.
Sabrina T. Wong, D. Manca, D. Barber, R. Morkem +5 more
2014CMAJ Open42 citations Open access
Semantic Scholar
Assessing methods for measurement of clinical outcomes and quality of care in primary care practices
Michael E. Green, W. Hogg, Colleen Savage, S. Johnston +5 more
2012BMC Health Services Research42 citations Open access
Semantic Scholar
Influence of a quality improvement learning collaborative program on team functioning in primary healthcare.
J. Kotecha, J. Brown, Han Han, S. Harris +8 more
2015Families, Systems & Health41 citations
Semantic Scholar
A primary care pragmatic cluster randomized trial of the use of home blood pressure monitoring on blood pressure levels in hypertensive patients with above target blood pressure.
M. Godwin, Lam Miu, R. Birtwhistle, D. Delva +3 more
2010Family Practice40 citations Open access
Semantic Scholar
Social isolation in older adults who are frequent users of primary care services.
C. Hand, M. McColl, R. Birtwhistle, J. Kotecha +2 more
2014Canadian family physician Medecin de famille canadien38 citations
Semantic Scholar
Periodic preventive health visits: a more appropriate approach to delivering preventive services: From the Canadian Task Force on Preventive Health Care.
R. Birtwhistle, N. Bell, B. Thombs, R. Grad +1 more
2017Canadian family physician Medecin de famille canadien34 citations
Semantic Scholar
Is this problem urgent? Attitudes in a community hospital emergency room.
L. J. Kelly, R. Birtwhistle
1993Canadian family physician Medecin de famille canadien33 citations
Semantic Scholar
Bridging the gap in genetics: a progressive model for primary to specialist care
Brittany A. Harding, Colleen Webber, Lucia Rühland, Nancy Dalgarno +7 more
2019BMC Medical Education32 citations Open access
Semantic Scholar
Update on pharmacologic and nonpharmacologic therapies for smoking cessation.
Jason Schmelzle, W. Rosser, R. Birtwhistle
2008Canadian family physician Medecin de famille canadien32 citations
Semantic Scholar
Mucopolysaccharidosis type II detection by Naïve Bayes Classifier: An example of patient classification for a rare disease using electronic medical records from the Canadian Primary Care Sentinel Surveillance Network
B. Ehsani-Moghaddam, J. Queenan, J. MacKenzie, R. Birtwhistle
2018PLoS ONE30 citations Open access
Semantic Scholar
Personal journal writing in a communication skills course for first‐year medical students
J. E. Ashbury, B. Fletcher, R. Birtwhistle
1993Medical Education29 citations
Semantic Scholar
Ethics and privacy issues of a practice-based surveillance system: need for a national-level institutional research ethics board and consent standards.
J. Kotecha, D. Manca, A. Lambert-Lanning, K. Keshavjee +6 more
2011Canadian family physician Medecin de famille canadien27 citations
Semantic Scholar
Chinese herbal medicine and acupuncture. How do patients who consult family physicians use these therapies?
L. Wong, P. Jue, A. Lam, W. Yeung +2 more
1998Canadian family physician Medecin de famille canadien27 citations
Semantic Scholar
Validation of an EMR algorithm to measure the prevalence of ADHD in the Canadian Primary Care Sentinel Surveillance Network (CPCSSN)
R. Morkem, Kenneth Handelman, J. Queenan, R. Birtwhistle +1 more
2020BMC Medical Informatics and Decision Making26 citations Open access
Semantic Scholar
Adult obesity prevalence in primary care users: An exploration using Canadian Primary Care Sentinel Surveillance Network (CPCSSN) data
A. Rigobon, R. Birtwhistle, Shahriar Khan, D. Barber +4 more
2015Canadian journal of public health26 citations Open access
Semantic Scholar
Is Screening for Atrial Fibrillation in Canadian Family Practices Cost-Effective in Patients 65 Years and Older?
J. Tarride, F. Quinn, G. Blackhouse, R. Sandhu +14 more
2018Canadian Journal of Cardiology25 citations Open access
Semantic Scholar
Diagnostic accuracy and yield of screening tests for atrial fibrillation in the family practice setting: a multicentre cohort study.
F. R. Quinn, David J. Gladstone, N. Ivers, R. Sandhu +11 more
2018CMAJ Open25 citations Open access
Semantic Scholar
Gaps in primary healthcare electronic medical record research and knowledge: findings of a pan-Canadian study.
A. Terry, M. Stewart, M. Fortin, Sabrina T. Wong +6 more
2014Healthcare Policy | Politiques de Santé24 citations Open access
Semantic Scholar
pH1N1 - a comparative analysis of public health responses in Ontario to the influenza outbreak, public health and primary care: lessons learned and policy suggestions
P. Masotti, Michael E. Green, R. Birtwhistle, I. Gemmill +4 more
2013BMC Public Health24 citations Open access
Semantic Scholar
A comparison of family physicians' and obstetricians' intrapartum management of low-risk pregnancies.
S. Macdonald, K. Voaklander, R. Birtwhistle
1993Journal of Family Practice21 citations
Semantic Scholar
The Prevalence and Risk for Herpes Zoster Infection in Adult Patients With Diabetes Mellitus in the Canadian Primary Care Sentinel Surveillance Network.
J. Queenan, P. Farahani, Behrouz Ehsani-Moghadam, R. Birtwhistle
2017Canadian Journal of Diabetes20 citations
Semantic Scholar
Barriers to accessing weight-loss interventions for patients with class II or III obesity in primary care: a qualitative study.
B. Zevin, Nancy Dalgarno, M. Martin, Colleen Grady +6 more
2019CMAJ Open18 citations Open access
Semantic Scholar
Acute otitis media in children with tympanostomy tubes.
Jason Schmelzle, R. Birtwhistle, A. K. Tan
2008Canadian family physician Medecin de famille canadien18 citations
Semantic Scholar
Survey of perceptions and educational needs of primary care providers regarding management of patients with class II and III obesity in Ontario, Canada
B. Zevin, M. Martin, Nancy Dalgarno, L. Chan +5 more
2020BMC Family Practice17 citations Open access
Semantic Scholar
Developing a method to estimate practice denominators for a national Canadian electronic medical record database.
M. Greiver, T. Williamson, T. Bennett, N. Drummond +4 more
2013Family Practice17 citations
Semantic Scholar
Prevalence and management of dementia in primary care practices with electronic medical records: a report from the Canadian Primary Care Sentinel Surveillance Network.
N. Drummond, R. Birtwhistle, T. Williamson, Shahriar Khan +2 more
2016CMAJ Open16 citations Open access
Semantic Scholar
Relationship between blood pressure measurements recorded on patients' charts in family physicians' offices and subsequent 24 hour ambulatory blood pressure monitoring
M. Godwin, D. Delva, R. Seguin, I. Casson +3 more
2004BMC Cardiovascular Disorders16 citations Open access
Semantic Scholar
Using EMRs to fuel quality improvement.
M. Greiver, N. Drummond, R. Birtwhistle, J. Queenan +2 more
2015Canadian family physician Medecin de famille canadien14 citations
Semantic Scholar
Practice patterns of graduates of 2- and 3-year family medicine programs: in Ontario, 1996 to 2004.
Michael Green, R. Birtwhistle, K. Macdonald, J. Kane +1 more
2009Canadian family physician Medecin de famille canadien14 citations
Semantic Scholar
Colonoscopy resource availability and its association with the colorectal cancer diagnostic interval: A population-based cross-sectional study.
C. Webber, J. Flemming, R. Birtwhistle, M. Rosenberg +1 more
2019European Journal of Cancer Care13 citations Open access
Semantic Scholar
Hospital admission rates and emergency department use in relation to glycated hemoglobin in people with diabetes mellitus: a linkage study using electronic medical record and administrative data in Ontario.
R. Birtwhistle, Michael E. Green, E. Frymire, S. Dahrouge +4 more
2017CMAJ Open13 citations Open access
Semantic Scholar

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J. Kotecha×7
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Michael E. Green×7
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Shahriar Khan — researcher profile on SciRah

S. Macdonald×6

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M. Greiver — researcher profile on SciRah

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R. Morkem — researcher profile on SciRah

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D. Barber — researcher profile on SciRah

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R. Seguin — researcher profile on SciRah

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J. Queenan — researcher profile on SciRah