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Table 3 Associations between factors in the family and home environment and children's physical activity (counts/minute)

From: 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)

Variable Level All available data1 Mutually adjusted model1
   N Difference in CPM (95% CI) p2 N Difference in CPM (95% CI) p2
SES High 558 ref       
  Medium 530 -4 (-15, 7) 0.42     
  Low 953 2 (-8, 12) 0.67     
N parents 2 1423 ref    1222 ref   
  <2 432 12 (2, 22) 0.02 375 8 (-3, 19) 0.18
N siblings Score 0-3+ 1855 1 (-4, 5) 0.74     
Household density Continuous 1835 -5 (-11, 1) 0.12     
Family PA encouragement Low 659 ref       
  High 1108 8 (-1, 16) 0.10     
Family PA support Score 0-3 1805 6 (1, 10) 0.01 1597 6 (1, 10) 0.01
Car ownership No 507 ref    383 ref   
  Yes 1544 -22 (-31, -13) <0.0001 1214 -19 (-30, -8) <0.001
Garden at home No 557 ref       
  Yes 1504 0 (-9, 10) 0.94     
Cable TV at home No 588 ref       
  Yes 1458 3 (-6, 12) 0.51     
Internet access at home No 708 ref    511 ref   
  Yes 1354 -12 (-20, -3) 0.006 1086 -10 (-19, 0) 0.06
Pets at home No 1326 ref    1039 ref   
  Yes 679 13 (4, 22) 0.01 558 13 (3, 23) 0.01
  1. 1. All models adjusted for gender, age quartiles, month, ethnicity and a random effect for school. In the mutually adjusted model, differences are additionally adjusted for all other factors for which results are displayed in the final column.
  2. 2. P-values are comparisons with the reference (ref) group (except for continuous variables).