Table 3 Coefficients from Weighted Linear Probability Model Regression Results of the Influencing Factors

Age

0.017 (0.012 to 0.022) ^***

-0.007 (-0.017 to 0.004)

0.013 (-0.017 to 0.043)

Ethnic minorities (Ref: Han ethnic group)

0.023 (0.017 to 0.030) ^***

0.029 (0.020 to 0.038) ^***

0.041 (0.015 to 0.068) ^***

Migrant population (Ref: Non-migrant population)

-0.008 (-0.013 to -0.004) ^***

-0.010 (-0.016 to -0.003) ^***

-0.013 (-0.034 to 0.008)

Rural residents (Ref: urban residents)

0.007 (0.003 to 0.011) ^***

0.007 (0.001 to 0.012) ^***

0.022 (0.004 to 0.040) ^**

Number of siblings

0.009 (0.007 to 0.012) ^***

0.008 (0.005 to 0.011) ^***

0.022 (0.013 to 0.031) ^***

Education level (Ref: Elementary school and below)

 Junior high school

-0.028 (-0.037 to -0.019) ^***

-0.024 (-0.034 to -0.014) ^***

-0.090 (-0.130 to -0.049) ^***

 Senior or technical secondary school

-0.040 (-0.050 to -0.031) ^***

-0.033 (-0.044 to -0.021) ^***

-0.116 (-0.158 to -0.073) ^***

 College and above

-0.046 (-0.055 to -0.037) ^***

-0.035 (-0.047 to-0.023) ^***

-0.115 (-0.159 to -0.071) ^***

Employment status (Ref: Agricultural employment)

 Non-agricultural employment

-0.021 (-0.027 to -0.015) ^***

-0.018 (-0.028 to -0.009) ^***

-0.038 (-0.069 to -0.008) ^**

 Homemaking

0.003 (-0.004 to 0.009)

-0.001 (-0.010 to 0.008)

0.008 (-0.022 to 0.038)

Homeownership (Ref: Rented)

 Self-built

0.011 (0.006 to 0.016) ^***

0.011 (0.004 to 0.018) ^***

0.024 (-0.000 to 0.048) ^*

 Purchased

0.011 (0.006 to 0.015) ^***

0.009 (0.002 to 0.015) ^***

0.025 (0.004 to 0.045) ^**

Spouse’s age

0.004 (-0.002 to 0.010)

0.017 (0.001 to 0.034) ^**

Spouse’s education level (Ref: Elementary school and below)

 Junior high school

-0.007 (-0.018 to 0.004)

-0.050 (-0.093 to -0.007) ^**

 Senior or technical secondary school

-0.006 (-0.018 to 0.005)

-0.072 (-0.118 to -0.027) ^***

 College and above

-0.014 (-0.026 to -0.002) ^**

-0.106 (-0.152 to -0.060) ^***

Spouse’s employment status (Ref: Agricultural employment)

 Non-agricultural employment

-0.000 (-0.031 to 0.030)

0.000 (-0.027 to 0.027)

 Homemaking

-0.001 (-0.013 to 0.010)

0.006 (-0.104 to 0.116)

Observations

61,588

47,622

9344

R²

0.085

0.101

0.226