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. 2021 Jan 11;21:22. doi: 10.1186/s12889-020-10060-5

Table 2.

Bivariate analysis of mean days of 60-min physical activity at registration in the cohort (n = 37,375)

Mean days (95% Confidence Interval) Contrast Significance
All 4.46 (4.44, 4.48)
Sex Male 4.65 (4.62, 4.67) Ref Ref
Female 4.26 (4.23, 4.28) −0.39 < 0.0001
Age 4–8 years 4.50 (4.48, 4.53) Ref Ref
9–11 years 4.50 (4.47, 4.54) 0.00 0.875
12–14 years 4.39 (4.35, 4.43) −0.12 < 0.0001
15–18 years 4.29 (4.23, 4.35) −0.22 < 0.0001
Aboriginal/Torres Strat Islander No 4.46 (4.43, 4.47) Ref Ref
Yes 4.55 (4.45, 4.64) 0.09 0.061
Language spoken at home English 4.51 (4.49, 4.53) Ref Ref
Other 3.85 (3.78, 3.92) −0.66 < 0.0001
Disability No disability 4.48 (4.46, 4.50) Ref Ref
Disability 3.97 (3.86, 4.09) −0.50 < 0.0001
Socio-economic status 1st Quartile Most disadvantaged 4.24 (4.19, 4.30) Ref Ref
2nd Quartile 4.53 (4.49, 4.57) 0.29 < 0.0001
3rd Quartile 4.40 (4.37, 4.44) 0.16 < 0.0001
4th Quartile Least Disadvantaged 4.52 (4.49, 4.56) 0.28 < 0.0001
Geographic location Major City 4.40 (4.37, 4.42) Ref Ref
Regional 4.61 (4.57, 4.65) 0.21 < 0.0001
Outer regional and remote 4.69 (4.60, 4.77) 0.29 < 0.0001
Body Mass index Thin 4.48 (4.57, 4.71) −0.01 0.799
Healthy weight 4.65 (4.62, 4.68) Ref Ref
Overweight 4.40 (4.34, 4.46) −0.25 < 0.0001
Obese 4.13 (4.03, 4.22) −0.52 < 0.0001

* Some participants reported being unsure of their child’s physical activity at registration