Table 2 Linear regression to assess the change in OOPE by duration of stay and mode of birth
| OOPE in USD (95 % CI) | ß coefficient | p-value | |
|---|---|---|---|
| Constant | 30.2 (24.9, 35.4) | 0.000 | |
| Per day OOPE | 1.5 (1.2, 1.8) | 0.093 | 0.000 |
| Spontaneous vaginal birth | Reference | ||
| Assisted vaginal birth | -0.2 (-5.7, 5.3) | -0.001 | 0.946 |
| Caesarean birth | 7.0 (1.7, 12.3) | 0.111 | 0.01 |