Faculty profile
John Koval
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Read how they describe their research on their Western University profile.
Latest papers
A randomized controlled trial of an online support group addressing psychosexual distress among women treated for gynecologic cancer.
Gynecologic oncology · 2025
New hepatitis C diagnoses in Ontario, Canada are associated with the local prescription patterns of a controlled-release opioid.
Journal of viral hepatitis · 2020
The relationship between motor vehicle collisions and cigarette smoking in Ontario: Analysis of CAMH survey data from 2002 to 2016.
Preventive medicine reports · 2019
Latest funding
- $756,475
A randomized clinical trial of selective laser trabeculoplasty (SLT) in medically uncontrolled open angle glaucoma who had been previously treated with complete SLT
CIHR · 2012 · Co-investigator
- $877,796
Canadian Living Kidney Donor Safety Study
CIHR · 2009 · Co-investigator
- $100,000
Canadian Living Kidney Donor Safety Study
CIHR · 2008 · Co-investigator
7 publications.
A randomized controlled trial of an online support group addressing psychosexual distress among women treated for gynecologic cancer.
Classen CC, Chivers ML, Brotto LA, Barbera L, Carter J, Koval J, Robinson JW, Ferguson SE
New hepatitis C diagnoses in Ontario, Canada are associated with the local prescription patterns of a controlled-release opioid.
Meyer M, Bondy L, Koivu S, Koval J, Scarffe AD, Silverman MS
The relationship between motor vehicle collisions and cigarette smoking in Ontario: Analysis of CAMH survey data from 2002 to 2016.
Pederson LL, Koval J, Vingilis E, Seeley J, Ialomiteanu AR, Wickens CM, Ferrence R, Mann RE
Confidence intervals for a difference between lognormal means in cluster randomization trials.
Poirier J, Zou GY, Koval J
A systematic review of studies reporting multivariable models to predict functional outcomes after post-stroke inpatient rehabilitation.
Meyer MJ, Pereira S, McClure A, Teasell R, Thind A, Koval J, Richardson M, Speechley M
Understanding adolescent and young adult use of family physician services: a cross-sectional analysis of the Canadian Community Health Survey.
Ryan BL, Stewart M, Campbell MK, Koval J, Thind A
Work disability in scleroderma is greater than in rheumatoid arthritis and is predicted by high HAQ scores.
Ouimet JM, Pope JE, Gutmanis I, Koval J
A randomized clinical trial of selective laser trabeculoplasty (SLT) in medically uncontrolled open angle glaucoma who had been previously treated with complete SLT
Principal investigators: Hodge, William G
Keywords: Adverse Events; Argon Laser Trabeculoplasty (Alt); Intraocular Pressure (Iop); Open Angle Glaucoma (Oag); Rct; Selective Laser Trabeculoplasty (Slt); Visual Acuity
Canadian Living Kidney Donor Safety Study
Principal investigators: Garg, Amit
Keywords: Chronic Kidney Disease; Cohort Study; Health Services Research; Hypertension; Kidney Donation; Kidney Transplantation
Canadian Living Kidney Donor Safety Study
Principal investigators: Garg, Amit
Keywords: Chronic Kidney Disease; Cohort Study; Health Services Research; Hypertension; Kidney Donation; Kidney Transplantation
Risk of hypertensive disorders in pregnancy after living kidney donation
Principal investigators: Garg, Amit
Keywords: Administrative Database; Fetal Outcomes; Gestational Hypertension; Living Kidney Donation; Preeclampsia; Pregnancy
Logistic regression models
Principal investigators: Koval, John
Logistic regression models
Principal investigators: Koval, John
Biostatistical consultation and collaboratorion
Principal investigators: Donner, Allan
Inference in the presence of correlation
Principal investigators: Koval, JohnJoseph
Workstation research network
Principal investigators: Koval, JohnJoseph
Biostatistical support unit
Principal investigators: Donner, Allan
From CIHR, NSERC and SSHRC funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998, including their latest published competition results.
Frequent collaborators
- Department of Epidemiology and Biostatistics
- Electrical and Computer Engineering
- Epidemiology Division
- Other
Co-authors at Western University, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.
Amardeep Thind
Department of Epidemiology and Biostatistics
2 shared papers, latest 2015
Mark Speechley
Department of Epidemiology and Biostatistics
1 shared papers, latest 2015
Moira Stewart
Department of Epidemiology and Biostatistics
1 shared papers, latest 2011
Robert Teasell
Electrical and Computer Engineering
1 shared papers, latest 2015
Roberta Ferrence
Epidemiology Division
1 shared papers, latest 2019
Matthew Meyer
Faculty
1 shared papers, latest 2020
Iris Gutmanis
Department of Epidemiology and Biostatistics
1 shared papers, latest 2008
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Profile data last refreshed on November 9, 2025 from the university directory, publication records and CIHR, NSERC and SSHRC funding.