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A Canadian peer-reviewed journal of population health and health services research

November 2013

Seroprevalence of hepatitis B and C virus infections: Results from the 2007 to 2009 and 2009 to 2011 Canadian Health Measures Survey

by Michelle Rotermann, Kellie Langlois, Anton Andonov and Maxim Trubnikov

Chronic hepatitis B and C (HBV/HCV) viral infections challenge public health systems in Canada and around the world. An estimated 5% of the world population is chronically infected with HBV, and around 3%, with HCV.

Longitudinal trajectories of sleep duration in the general population

by Heather Gilmour, Saverio Stranges, Mark Kaplan, David Feeny, Bentson McFarland, Nathalie Huguet and Julie Bernier

Problems sleeping are relatively common—in 2002, for example, about 13% of Canadians aged 15 or older reported trouble falling or staying asleep. In the future, sleep problems may become even more prevalent because of the growing share of elderly people in the population and increases in the prevalence of obesity and other physical and psychiatric co-morbidities associated with sleep disturbances.

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