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Research Findings Resulting from OHS Data

Diabetes, Brain Infarcts, Cognition and Small Vessels in the Canadian Alliance for Healthy Hearts and Minds Study

Mar 22, 2021

Ontario Health Study participants are part of the nation-wide CanPath study (formerly the Canadian Partnership for Tomorrow Project). A subset of OHS participants were invited to also take part in the Canadian Alliance for Healthy Hearts and Minds (CAHHM) study, which explores the early causes cardiac and vascular disease in adults. CAHHM researchers looked at brain and carotid artery MRIs and two cognitive tests from 7,733 men and women, and found that small vessel disease characterizes much of the relationship between diabetes and vascular brain injury.

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Physical Activity is Associated with Reduced Prevalence of Self-Reported Obstructive Sleep Apnea in a Large, General Population Cohort Study

Aug 6, 2020

Former Principal Investigator of the Ontario Health Study, Dr. Lyle Palmer, co-authored this paper on the positive impact of physical activity on sleep apnea. Read the abstract (A subscription is required to access the full paper.)

Learn more about the project in this Forbes article

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Harmonization of the Health and Risk Factor Questionnaire data of the Canadian Partnership for Tomorrow Project: a descriptive analysis

Apr 23, 2019

The Ontario Health Study is one of five regional cohorts that make up the Canadian Partnership for Tomorrow Project, a health research platform using data and biosamples from more than 300,000 Canadians. The complex process of harmonizing a subset of data collected by each of the five regional cohorts, so that they are standardized and comparable as a unique dataset, is explained in this CMAJ Open paper.
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