Table 2 Regression analysis results (N = 3899)

Age

−0.008

0.016^*

0.022+

0.012

0.008

0.020+

(0.007)

(0.008)

(0.012)

(0.011)

(0.013)

(0.010)

Age²

0.0001+

−0.0001^*

−0.0001+

−0.0001

− 0.0001

−0.0001^*

(0.000)

(0.000)

(0.000)

(0.000)

(0.000)

(0.000)

Female

0.037

0.048

0.043

(0.043)

(0.066)

(0.055)

Unmarried

0.464^***

0.631^***

0.358^***

0.466^***

0.460^***

(0.057)

(0.084)

(0.079)

(0.088)

(0.071)

Urban

−0.168^***

−0.163^*

−0.171^*

(0.048)

(0.066)

(0.070)

Secondary education or above

−0.110^*

−0.175^*

− 0.049

−0.141+

0.011

(0.054)

(0.078)

(0.076)

(0.074)

(0.085)

Not party member

0.046

0.057

0.047

0.222

−0.008

(0.070)

(0.086)

(0.122)

(0.152)

(0.073)

Income

−0.009

0.010

−0.018^*

− 0.008

−0.011

(0.006)

(0.010)

(0.008)

(0.008)

(0.009)

Moderate

−0.259^***

−0.278^**

−0.247^**

− 0.187^*

−0.329^***

(0.063)

(0.091)

(0.087)

(0.089)

(0.089)

Good/very good

−0.590^***

− 0.555^***

−0.638^***

− 0.601^***

−0.586^***

(0.058)

(0.084)

(0.080)

(0.081)

(0.083)

Family size

−0.074^***

− 0.061^**

−0.088^***

− 0.093^***

−0.045^*

(0.014)

(0.019)

(0.020)

(0.020)

(0.019)

Pension

−0.141^**

−0.093

− 0.185^*

−0.146^*

− 0.136+

(0.052)

(0.075)

(0.073)

(0.070)

(0.080)

Health insurance

−0.048

−0.138

0.039

−0.102

0.035

(0.082)

(0.115)

(0.117)

(0.113)

(0.119)

Constant

3.765^***

4.184^***

3.795^***

4.437^***

4.257^***

3.752^***

(0.180)

(0.253)

(0.362)

(0.359)

(0.404)

(0.322)

Observations

3899

3899

1884

2015

2096

1803

R-squared

0.004

0.088

0.098

0.085

0.087

0.070

Utest

0.71

1.84^*

1.69^*

0.85

0.64

1.75^*