Table 2.

The multiple regression results.

Variables	Self-rated health	Physical health	Mental health
Grandchild care intention	0.118***	0.037	0.107***
Economic support	0.028	0.055***	0.031
Life care	0.033***	0.008*	0.001
Emotional comfort	0.007	0.025***	0.029***
Age	−0.013	−0.155***	0.062
Gender	0.148***	0.085***	0.157***
Household registration	0.187***	−0.052**	−0.082**
Education level	0.152***	0.033*	0.004
Marriage	0.002	0.006	0.036
Monthly income level	0.618***	0.112***	0.184***
Medical insurance	−0.131**	0.368***	0.269***
Frequency of grandchild care	−0.039***	0.009	0.007
Frequency of meeting with children	0.008	−0.006	0.018**
Constant	1.127***	1.927***	2.143***
Sample size	6,419	6,419	6,419

*p < 0.05, **p < 0.01, ***p < 0.001.