Rahel Mesfin Ketema, Atsuko Araki, Yu Ait Bamai, Takeshi Saito, Reiko Kishi
Lifestyle behaviors and home and school environment in association with sick building syndrome among elementary school children: a cross-sectional study
Environmental health and preventive medicine
psychological wellbeing influences health behaviours differently adolescent boys girls evaluated role psychological wellbeing early adolescence onset persistence insufficient physical activity exceeding recommended screen time depending gender work derives cohort study called longitudinal study adolescent nutritional assessment conducted among elementary school students two public four private schools rio de janeiro brazil 20102013 analysed data 2010 2012 526 adolescents physical activity evaluated using international physical activity questionnaire performed less 60 min per day moderate vigorous physical activity mvpa classified insufficiently active screen time evaluated based daily time spent front television video games computers 4 h screen time per day classified exceeding recommended time psychological wellbeing assessed using psychological domain kidscreen 27 questionnaire linear regression used estimate coefficient r 2 values continuous variables relative risks rr confidence intervals 95 ci onset persistence insufficient activity exceeding recommended screen time estimated poisson regression models among girls linear regression analyses showed significant inverse association psychological wellbeing screen minutes per day t2 r 2 0049 381 95 ci 70 09 well association poor psychological wellbeing onset exceeding recommended screen time categorical analyses rr crude 13 ci 95 11 17 rr adjusted 13 ci 95 10 16 boys association found psychological wellbeing onset insufficient activity 2 years later rr crude 13 ci 95 12 14 rr adjusted 12 ci 95 11 14 adolescence crucial development unhealthy behaviours related psychological wellbeing status context middleincome country gender differences important poor psychological wellbeing seems affect sedentary behaviour girls boys predicts insufficient activity among boys