Table 7.

Heterogeneity test (2).

Variable	Middle income	High income	Compulsory education not completed	Complete compulsory education
Exercise frequency	−0.015***	−0.032***	−0.022***	−0.016***
	(−3.67)	(−4.86)	(−3.98)	(−3.64)
Rural types	0.058**	−0.006	0.064*	0.043
	(2.19)	(−0.13)	(1.74)	(1.50)
Gender	−0.212***	−0.168***	−0.305***	−0.112***
	(−8.35)	(−4.39)	(−8.89)	(−4.22)
Age	0.015***	0.018***	0.014***	0.016***
	(14.07)	(10.94)	(9.36)	(14.17)
Marriage status	−0.002	0.060	−0.017	0.045
	(−0.06)	(1.01)	(−0.34)	(1.16)
Party membership	−0.113	−0.091	−0.487	−0.059
	(−0.64)	(−0.49)	(−1.02)	(−0.47)
Education level	−0.013	0.038**	-	-
	(−1.05)	(2.27)
Happiness level	−0.086***	−0.078***	−0.079***	−0.090***
	(−15.27)	(−7.15)	(−10.76)	(−13.15)
Hospitalization experience	0.506***	0.391***	0.470***	0.489***
	(13.74)	(5.96)	(10.13)	(10.98)
Chronic disease	0.697***	0.561***	0.695***	0.630***
	(21.08)	(10.20)	(16.36)	(16.57)
Medical insurance	−0.001	0.064	0.011	0.038
	(−0.02)	(0.86)	(0.18)	(0.78)
Household income	-	-	−0.030**	−0.039***
			(−2.06)	(−3.23)
Household expenditure	0.001	0.022	0.002	0.008
	(0.07)	(1.01)	(0.13)	(0.57)
Family size	−0.010	−0.024**	−0.021**	−0.011
	(−1.33)	(−2.15)	(−2.20)	(−1.30)
Healthcare expenditure	0.048***	0.046***	0.067***	0.034***
	(10.16)	(6.10)	(9.89)	(6.88)
Neighbor relations	−0.025***	−0.015	−0.021***	−0.025***
	(−4.11)	(−1.45)	(−2.79)	(−3.56)
Gift expenditure	0.000	0.086	0.115**	−0.071
	(0.00)	(1.13)	(2.06)	(−1.54)
_cons	2.845***	2.040***	2.951***	3.188***
	(19.21)	(7.27)	(14.43)	(19.51)
N	7,901	2,642	4,755	5,788
R-squared	0.219	0.188	0.208	0.208

^***, ^**, and ^* respectively indicate significance at the 1, 5, and 10% levels.