Childhood migration experience and adult health: evidence from China’s rural migrants

Table 6 Tests for omitted variables

Explained variable: self-assessed health	Impact coefficient	Ratio
Set 1	0.1731	sets 1 and 3: 5.1821 sets 2 and 3: 6.3362
Set 2	0.1680
Set 3	0.1451
Explained variable: physical health	Impact coefficient	Ratio
Set 1	0.0642	sets 1 and 3: 8.2135 sets 2 and 3:7.4592
Set 2	0.0633
Set 3	0.0731
Explained variable: mental health	Impact coefficient	Ratio
Set 1	0.2239	sets 1 and 3: 7.3608 sets 2 and 3: 95.9630
Set 2	0.2564
Set 3	0.2591

Note: Set 1 (the explanatory variable); Set 2 (the explanatory variable + individual variables); Set 3 (the explanatory variable + all control variables)

ISSN: 2049-3258