Correlation and pathways of behavioral activation systems mediating physical activity level and depressive symptoms among college students

Table 1 Differences in physical activity and behavioral activation system in college students with different depressive symptom scores

Variables	Whole (442)	Levels of depressive symptoms			F-value	P value	Post hoc multiple comparisons
		Severe (n = 58)	Moderate (n = 190)	Mild (n = 194)			Severe vs Moderate	Severe vs Mild	Moderate vs Mild
Physical activity (MET-min/week)	1308 ± 954	944 ± 617	1333 ± 1003	1392 ± 967	5.149	0.006	0.006	0.002	0.535
Reward responsiveness	11.88 ± 2.033	11.03 ± 2.232	11.81 ± 2.043	12.21 ± 1.885	7.865	< 0.001	< 0.001	0.010	0.053
Drive	11.22 ± 2.064	10.71 ± 2.656	11.15 ± 2.008	11.45 ± 1.888	3.129	0.045	0.154	0.016	0.152
Fun-seeking	14.17 ± 2.270	13.78 ± 2.968	14.10 ± 2.217	14.36 ± 2.067	1.654	0.192	0.341	0.085	0.260