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Levels of physical inactivity (defined as energy expenditure value <1680 MET-min/week, where MET is metabolic equivalent of task) among Moroccan adolescents (n 669; 325 males and 344 females) aged 15·0–19·9 years, ATLS (Arab Teens Lifestyle Study), March 2011. A greater percentage of females were physically inactive compared with males (P=0·000)
