US adolescents became progressively more sleep-deprived after 1990, researchers report in an article published online February 16 in Pediatrics. Girls were more likely to be affected than boys, as were racial/ethnic minorities, city dwellers, and those from poor families. Teenagers from racial/ethnic minorities and from poor families were likely to think they were getting enough sleep even when they were not.
Katherine M. Keyes, PhD, assistant professor of epidemiology at Columbia University’s Mailman School of Public Health in New York City, and colleagues analyzed data from 1991 through 2012 on 272,077 adolescents from Monitoring the Future, a nationally representative cross-sectional survey of adolescent birth cohorts.
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