Table 4. Partition models for BMI among children and adolescents by age group (n = 1,812).

	Regression Coefficient (95%CI)
Age group	Sleep Duration (min/day)	Sedentary Behaviour (min/day)	Light Intensity Physical Activity (min/day)	Moderate-to-Vigorous Physical Activity (min/day)
5–9 years	0.003 (-0.002 to 0.007)	0.005 (0.001 to 0.009)*	0.000 (-0.003 to 0.004)	-0.016 (-0.022 to -0.010)**
10–14 years	-0.004 (-0.009 to 0.001)	0.004 (0.000 to 0.008)*	0.001 (-0.003 to 0.005)	-0.019 (-0.026 to -0.012)**
15–19 years	-0.003 (-0.009 to 0.000)	0.007 (0.003 to 0.011)*	0.003 (-0.001 to 0.007)	-0.017 (-0.025 to -0.009)**
20–24 years	0.002 (-0.006 to 0.009)	0.004 (-0.002 to 0.010)	0.002 (-0.003 to 0.008)	-0.031 (-0.043 to -0.019)**

*p<0.05

**p<0.001

Sleep time, all light intensity activity, moderate to vigorous intensity activity and covariates (gender, race-ethnicity and healthy diet habits, i.e. meeting fruit and vegetables daily intake guidelines) were simultaneously introduced in the model