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Age-standardized prevalence of long-term sedative use among community-dwelling adults aged 65 years and older (A) and among community-dwelling adults aged 18-64 years (B) in British Columbia, 2004-2013. Sedative use was defined as the filling of 1 or more sedative prescription during the calendar year. Age-standardization was performed using the 2013 population in 4 age categories (18-44, 45-64, 65-84 and ≥ 85 yr).
