Table 3.
Unadjusted and adjusted association between mode of birth and Maternal postnatal wellbeing by mediator variable
| Coefficients | Mode of birth (exposure) | ||||
|---|---|---|---|---|---|
| SVD | Instrumental | Planned CS | Unplanned CS | ||
| Maternal postnatal wellbeing | Unadjusted (c)* | 0 | − 0. 09 (− 0.19 to 0.02) | − 0.09 (− 0.25 to 0.07) | − 0.16 (− 0.27 to − 0.04) |
| Standardised | 0 | − 0.04 (− 0.09 to 0.01) | − 0.01 (− 0.04 to 0.01) | −0.08 (− 0.20 to 0.05) | |
| Mediator | |||||
| Perceived control | Adjusted (c’)** | 0 | – | – | − 0.07 (− 0.19 to 0.05) |
| Standardised | 0 | −0.03 (− 0.08 to 0.03) | |||
| % Effect mediated | – | – | 76.0 | ||
| Sobel p-value | – | – | < 0.001 | ||
| Expectations | Adjusted (c’)** | 0 | – | – | − 0.08 (− 0.20 to 0.05) |
| Standardised | 0 | −0.02 (− 0.09 to 0.02) | |||
| % Effect mediated | – | – | 11.6 | ||
| Sobel p-value | – | – | 0.004 | ||
| Holding the baby | Adjusted (c’)** | 0 | – | – | −0.04 (−0.18 to 0.10) |
| Standardised | 0 | −0.02 (− 0.08 to 0.05) | |||
| % Effect mediated | – | – | 38.1 | ||
| Sobel p-value | – | – | < 0.001 | ||
| HCP support | Adjusted (c’)** | 0 | – | – | −0.11 (−0.23 to 0.00) |
| Standardised | 0 | −0.05 (− 0.10 to 0.00) | |||
| % Effect mediated | – | – | 18.7 | ||
| Sobel p-value | – | – | < 0.001 | ||
| Infant health at 3 mths | Adjusted (c’)** | 0 | – | – | −0.16 (−0.27 to − 0.04) |
| Standardised | 0 | −0.07 (− 0.13 to − 0.02) | |||
| % Effect mediated | – | – | 1.8 | ||
| Sobel p-value | – | – | 0.106 | ||
p values * < 0.05, ** < 0.001