Hypnotics' association with mortality or cancer: a matched cohort study


OBJECTIVES An estimated 6%-10% of US adults took a hypnotic drug for poor sleep in 2010. This study extends previous reports associating hypnotics with excess mortality. SETTING A large integrated health system in the USA. DESIGN Longitudinal electronic medical records were extracted for a one-to-two matched cohort survival analysis. SUBJECTS Subjects… (More)
DOI: 10.1136/bmjopen-2012-000850