The Contribution of Home, Neighbourhood and School Environmental Factors in Explaining Physical Activity among Adolescents

Table 2

Descriptive characteristics (% or means and standard deviations) for the total sample of boys and girls.

	Total sample	Boys	Girls
(n)	(523)	(197)	(326)
Age (years)	12.7±0.6	12.8±0.6	12.6±0.6
% high SES	49.8±50.0	55.9±49.9	46.9±50.0
Attitude(a)	4.2±0.6	4.2±0.6	4.1±0.6
Self-efficacy(a)	3.7±0.8	3.8±0.7	3.6±0.7
Social support(a)	2.2±0.9	2.3±0.9	2.2±0.9
Perceived benefits(a)	3.5±0.7	3.6±0.7	3.5±0.7
Perceived barriers(a)	2.0±0.6	1.9±0.7	2.0±0.6
Self-reported physical activity
Leisure time sports (minutes/day)	31.2±34.2	39.0±37.9	26.5±31.0
Extracurricular Physical Activity (minutes/day)	4.4±8.8	7.6±10.8	2.5±6.6
Accelerometers
(n)	(62)	(12)	(50)
MVPA (minutes/day)	17.1±13.1	29.2±14.8	14.2±11.0

(a)On a scale 1–5, from negative to positive.