| Variables | Coefficient | Odds ratio | SE | p value |
---|---|---|---|---|---|
 | Overall intercept | −0.166 | 0.846 | 0.001 | <0.001 |
Fixed effects | Travel time | −0.017 | 0.983 | 0.001 | <0.001 |
Wealth (poorer and poorest) | 1 | Â | Â | Â | |
Wealth (middle, richer and richest) | 0.936 | 2.549 | 0.001 | <0.001 | |
Number of children (≤1) | 1 |  |  |  | |
Number of children (>1) | −0.410 | 0.664 | 0.001 | <0.001 | |
Interaction terms | Travel time and wealth | −0.005 | 0.995 | 0.001 | <0.001 |
Wealth and number of children | 1.326 | 3.766 | 0.001 | <0.001 |