Table 2.
Relationships between demographic, obstetric and clinical variables and PTSD symptom frequency
| Variable | r s | U(Z) | X 2 (df) | p |
|---|---|---|---|---|
| Clinical | ||||
| Social support (MOSSSS) | ||||
| Emotional/informational | − .37 | - | - | <.001 |
| Tangible | − .39 | - | - | <.001 |
| Affectionate | − .37 | - | - | <.001 |
| Social interaction | − .43 | - | - | <.001 |
| Fear of childbirth | .22 | - | - | .01 |
| Partner support during birth | − .33 | - | - | <.001 |
| Childbirth Experience (CEQ) | ||||
| Own capacity | − .35 | - | - | <.001 |
| Professional support | − .3 | - | - | <.001 |
| Perceived safety | − .48 | - | - | <.001 |
| Participation | − .22 | - | - | .01 |
| Trauma history | - | 2322.5(−1.72) | - | .09 |
| Psychiatric history (pre-pregnancy) | - | 2093(−2.48) | - | .01 |
| Psychiatric history during pregnancy | - | 1321(−2.63) | - | .01 |
| Depressive symptoms (EPDS) | − .02 | - | - | .82 |
| Obstetric | ||||
| Pregnancy complications | - | 2060(−1.80) | - | .07 |
| Maternal complications | - | 1708(−3.39) | - | .001 |
| Infant complications | - | 1627.5(− .36) | - | .72 |
| Mode of delivery | - | - | 11.36(3) | .01 |
| Episiotomy | 1362(−1.63) | - | .10 | |
| Demographic | ||||
| Marital status | - | 853(−1.93) | .05 | |
| Ethnicity | - | 9.21(6) | .16 | |
| Occupation | - | - | 2.95(3) | .40 |
| Income | - | - | 4.89(7) | .67 |
r s spearmans rho correlation co-efficient, U Mann Whitney U test statistic, Z standardised test statistic, X 2 Kruskal-Wallis test statistic, df degrees of freedom