Parental control and support for physical activity predict adolescents’ moderate to vigorous physical activity over five years

Table 3 Head-to-head comparison of the different forms of control and support predictability for the difference in number of days reporting at least 60 min of moderate to vigorous physical activity

Parental support
	Tangible vs. intangible support (P-values)
	Crude analysis
Tangible support	–
Intangible support	P^a = 0.68
	Partially adjusted analysis^b
Tangible support	–
Intangible support	P^a = 0.66
	Full adjusted analysis (with interaction term) ^c
Tangible support	–
Intangible support	P^a = 0.0040
	Individual behaviours comparison (P-values)
	Informational	Modeling	Co-participation	Transportation	Watching
	Crude analysis
Encouragement	P^a = 0.97	P^a = 0.33	P^a = 0.34	P^a = 0.35	P^a = 0.75
Informational	–	P^a = 0.30	P^a = 0.29	P^a = 0.35	P^a = 0.77
Modeling	–	–	P^a = 0.93	P^a = 0.051	P^a = 0.18
Co-participation	–	–	–	P^a = 0.067	P^a = 0.22
Transportation	–	–	–	–	P^a = 0.55
	Partially adjusted analysis^b
Encouragement	P^a = 0.96	P^a = 0.33	P^a = 0.36	P^a = 0.36	P^a = 0.75
Informational	–	P^a = 0.29	P^a = 0.31	P^a = 0.36	P^a = 0.77
Modeling	–	–	P^a = 0.96	P^a = 0.050	P^a = 0.18
Co-participation	–	–	–	P^a = 0.072	P^a = 0.23
Transportation	–	–	–	–	P^a = 0.55
	Full adjusted analysis^c
Encouragement	P^a = 0.13	P^a = 0.24	P^a = 0.069	P^a = 0.062	P^a = 0.76
Informational	–	P^a = 0.57	P^a = 0.77	P^a = 0.0007	P¹ = 0.23
Modeling	–	–	P^a = 0.46	P^a = 0.0019	P^a = 0.41
Co-participation	–	–	–	P^a = 0.0003	P^a = 0.13
Transportation	–	–	–	–	P^a = 0.071
Parental control behaviours (P-values)
	Crude analysis
Nagging	P^a = 0.78
Ordering	P^a = 0.78
	Partially adjusted analysis^b
Nagging	P^a = 0.89
Ordering	P^a = 0.89
	Full adjusted analysis^c
Nagging	P^a = 0.46
Ordering	P^a = 0.46

^a− Crude or adjusted P-value for slope coefficients comparison by test of Wald
^b Adjustment for time, gender, age, urban/rural, neighborhood income and language
^c− Adjustment for time, gender, age, urban/rural, neighborhood income, language, parental support and control variables

ISSN: 1479-5868