Table 3.

Robustness tests.

	Excluding communities with sample sizes of Less than 5	Excluding communities with sample sizes of less than 10	Using "compared with last year, whether the health has improved" as dependent variable
	(1)	(2)	(3)
UCHECS	0.160** (0.074)	0.160** (0.074)	0.045* (0.025)
Control variables	Yes	Yes	Yes
1st Kleibergen-Paap rk Wald F statistic	565.821	558.956	577.167
Hansen J-test p-value	0.435	0.420	0.389
Observations	6,777	6,762	6,771

**Significant at the 5% level; *Significant at the 10% level. Standard errors clustered at the community level are reported in parentheses. We included all control variables in column 4 of Table 2.