From: Does the medical insurance system really achieved the effect of poverty alleviation for the middle-aged and elderly people in China? Characteristics of vulnerable groups and failure links
Instrumental variable
DWH Test
Over-identification Test
F Test
Redundancy Test
Community participation rate
chi2 [1]=4.0201
(p = 0.0450 < 0.05)*
chi2 [1]=0.1053
(p = 0.7455 > 0.05)*
F = 35.9921 > 10
Chi-sq [1] =0.0000*
Self-assessment health
Chi-sq [1] =0.6096
