Fig. 1From: Reliability and validity of three questionnaires measuring context-specific sedentary behaviour and associated correlates in adolescents, adults and older adultsNon-parametric plots for adolescents: Difference between self-reported sedentary time and activPAL-derived sedentary time (%) against activPAL-derived sedentary time, separately for a weekday, b weekend day, and c average dayBack to article page