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. 2025 Aug 13;25:1071. doi: 10.1186/s12913-025-13123-8

Table 5.

Heterogeneous analysis by migration and employment types based on the RIF-I-OLS model

(1) Migration Types (2) Employment Types
VARIABLES Interprovincial Non-interprovincial Self-employed Non-self-employed
Public health education −0.0651*** −0.0727*** −0.0568*** −0.0766***
(0.0089) (0.0065) (0.0084) (0.0067)
Other variables Control Control Control Control
Provincial effect YES YES YES YES
Constant −6.219*** −6.122*** −6.179*** −6.107***
(0.1050) (0.0794) (0.0970) (0.0845)
Observations 46,864 78,356 46,940 78,280
R-squared 0.0870 0.0990 0.0890 0.0970

***, **, and * indicate significance at the 1%, 5%, and 10% levels, respectively. The robust standard errors are in parentheses