The impact of physical exercise on internalizing and externalizing problem behaviors among middle school students: correlation and regression prediction analysis

Table 5 Multivariate linear regression analysis of predictors for internalizing and externalizing problem behaviors

Classification	Category	β	t	Collinearity diagnosis		R²	AdjustR²	F
Classification	Category	β	t	VIF	Toleran	R²	AdjustR²	F
Depression	Constant	–	− 0.631	–	–	0.012	0.010	9.225
	Age	0.055*	2.201	1.008	0.992
	Classification	0.087**	3.482	1.008	0.992
Anxiety	Constant	–	− 0.553	–	–	0.008	0.007	6.340
	Age	0.064*	2.544	1.008	0.992
	Classification	0.057*	2.260	1.008	0.992
Stress	Constant	–	− 2.077	–	–	0.010	0.009	8.070
	Age	0.081**	3.227	1.008	0.992
	Classification	0.053*	2.102	1.008	0.992
Aggressive	Constant	–	45.385	–	–	0.049	0.047	27.330
	Region	− 0.080**	− 3.247	1.002	0.998
	Gender	− 0.118**	− 4.807	1.012	0.988
	Classification	0.158**	6.403	1.011	0.989
Impulsive	Constant	–	1.943	–	–	0.050	0.049	41.685
	Age	0.106**	4.302	1.008	0.992
	Classification	0.188**	7.647	1.008	0.992
Hostile	Constant	–	48.865	–	–	0.127	0.125	76.460
	Region	0.050^*	2.127	1.002	0.998
	Gender	− 0.316^**	− 13.362	1.012	0.988
	Classification	0.129^**	5.466	1.011	0.989

*P < 0.05, **P < 0.01, β is standardized, T is the t test value, VIF is the variance inflation factor, Tolerance is the tolerance, R² is the coefficient of determination, Adjust² is the adjusted coefficient of determination, F is the F test

ISSN: 1753-2000