Table 4.

The mediating role of positive emotion between physical activities and mental health.

	(1)	(2)	(3)
	Mental health	Positive emotion	Mental health
Physical activity	0.0321**	0.1168***	0.0054
	[0.0116, 0.0526]	[0.0844, 0.1492]	[−0.0143, 0.0251]
Positive emotion			0.2288***
			[0.2032, 0.2544]
Age	−0.0049***	−0.0089***	−0.0028*
	[−0.0078,−0.0020]	[−0.0135,−0.0044]	[−0.0055, 0.0001]
Gender	0.2242***	0.2804***	0.1601***
	[0.1437, 0.3048]	[0.1531, 0.4076]	[0.0843, 0.2359]
Household registration	0.0835	0.1828*	0.0417
	[−0.0090, 0.1760]	[0.0392, 0.3265]	[−0.0447, 0.1280]
Marital status	0.1521**	0.0278	0.1457**
	[0.0575, 0.2466]	[−0.1166, 0.1722]	[0.0569, 0.2344]
Edu	0.0367	0.0650*	0.0218
	[−0.0018, 0.0753]	[0.0038, 0.1262]	[−0.0136, 0.0572]
SES	0.1534***	0.2342***	0.0998***
	[0.1047, 0.2021]	[0.1592, 0.3092]	[0.0543, 0.1453]
Cons	3.3877***	6.7932***	1.8334***
	[3.1557, 3.6198]	[6.4213, 7.1651]	[1.5528, 2.1140]
R square	0.0581	0.0851	0.1800

^*p < 0.05, ^**p < 0.01, ^***p < 0.001.