Table 6.

Sensitivity analysis in the China family panel studies 2016, 2018,2020

Panel A: Subjective wellbeing is measured by happiness
Variables	Happiness
Informal caregiving	-0.168*** (0.029)
Low frequency of care		-0.142*** (0.032)
High frequency of care		-0.222*** (0.044)
Observations	19,264	19,264
Panel B: Sample restricted to 25-50 years old
Variables	Subjective wellbeing
Informal caregiving	0.783** (0.097)
Low frequency of care		0.811** (0.094)
High frequency of care		0.768** (0.108)
Observations	3,258	3,258
Panel C: Heckman selection method
Variables	Subjective wellbeing
Informal caregiving	0.857* (0.081)
Low-frequency of care		0.975* (0.015)
High-frequency of care		0.803** (0.088)
Mill’s ratio	-6.257 (5.736)	-6.296 (5.751)
Observations	19,264	19,264

Note: *** p < 0.01, ** p < 0.05, * p < 0.1. Odds Ratio are reported and robust standard errors are in brackets. These models controlled for the dummy variables of year and province. The dummy variables of year and province and other variables shown in Table 3 are controlled in all regressions