| Model 1 OR(95%CI) | Model 2 OR(95%CI) | Model 3 OR(95%CI) |
---|---|---|---|
Group | |||
 Non-IERPs | 1.00 | / | / |
 IERPs * Urban | 0.76 (0.62,0.93)** | / | / |
 IERPs * Rural | 1.32 (1.11,1.56)** | / | / |
Group | |||
 Non-IERPs | / | 1.00 | / |
 IERPs * High-education | / | 0.72 (0.56,0.94)* | / |
 IERPs * Low-education | / | 1.19 (1.02,1.39)* | / |
Group | |||
 Non-IERPs | / | / | 1.00 |
 IERPs * High-income | / | / | 0.99 (0.83,1.19) |
 IERPs * Low-income | / | / | 1.12 (0.92,1.35) |
Residence | |||
 Rural | / | 1.00 | 1.00 |
 Urban | / | 0.65 (0.56,0.75)*** | 0.66 (0.57,0.76)*** |
Education level | |||
 Low-education | 1.00 | / | 1.00 |
 High-education | 0.66 (0.56,0.78)*** | / | 0.68 (0.58,0.80)*** |
Household income per month | |||
 Low-income | 1.00 | 1.00 | / |
 High-income | 0.78 (0.66,0.92)** | 0.79 (0.67,0.94)** | / |