Family and home correlates of children's physical activity in a multi-ethnic population: the cross-sectional child heart and health study in england (CHASE)

Table 2 Means and percentages for physical measurements, physical activity and family and home circumstances variables¹

Variable²	All (n = 2071)	White European (n = 508)	Black African-Caribbean (n = 576)	South Asian (n = 487)	Other (n = 500)	p¹
Age (years)	9.95 ± 0.38	9.96 ± 0.38	9.89 ± 0.40	10.01 ± 0.36	9.93 ± 0.39	*
Gender (% boys)	47.8	49.6	47.4	47.8	46.4
Ponderal index³ (kg/m³)	13.16	13.29	13.27	12.83	13.21	†
PA (CPM)	481 ± 106	493 ± 105	492 ± 102	452 ± 108	484 ± 107	‡
SES
- High	27.3	32.2	31.9	19.5	24.8	‡
- Medium	26.0	29.1	23.8	23.9	27.3
- Low	46.7	38.7	44.3	56.6	47.9
% own car	75.3	75.9	71.1	79.3	75.6
% live with 2 parents	76.7	77.1	62.6	91.1	78.0	‡
N siblings (0-3+)	1.7 ± 1.0	1.4 ± 0.9	1.8 ± 1.0	2.0 ± 0.9	1.5 ± 1.0	‡
Household density	1.7 ± 0.7	1.6 ± 0.6	1.8 ± 0.7	1.9 ± 0.8	1.7 ± 0.6	‡
Family PA encouragement
- Low	37.3	30.0	34.8	44.1	40.9	‡
- High	62.7	70.0	65.2	55.9	59.1
Family PA support (0-3)	2.1 ± 1.0	2.2 ± 0.9	2.1 ± 1.0	2.0 ± 1.0	2.2 ± 0.9	‡
% with pets	33.9	60.6	19.6	16.8	40.0	‡
% with garden	73.0	80.0	63.7	75.1	74.4	†
% with internet access	65.7	70.9	65.3	60.2	66.1	*
% with cable TV	71.3	68.9	76.0	72.1	67.5	*

1. All means, proportions and p-values for ethnic differences are adjusted for clustering within school. P-value code: *p < 0.05 †p < 0.01 ‡p < 0.001
2. CPM: counts per minute; SES: socio-economic status; PA: physical activity; TV: television.
3. Geometric means shown for log transformed variable.

ISSN: 1479-5868