Table 5.
Univariate and Multivariate logistical models of predictors of abnormal foetal head position at delivery
| Maternal characteristic | Abnormal foetal position head al delivery | Univariate analysis OR (95% IC) | p value | Abnormal foetal position 'head al delivery | Multivariate analysis OR (95% IC) | p value | |
|---|---|---|---|---|---|---|---|
| Epidural analgesia | Yes | 522/15821 (3.30) | 1.64 (1.36–1.97) | < 0.001 | 522/15821 (3.30) | 1.43 (1.27–1.72) | < 0.001 |
| No | 150/7362 (2.04) | Ref. | 150/7362 (2.04) | Ref. | |||
| Age | Yes | 32.78 ± 4.08 | 0.863 | 32.85 ± 4.05 | 0.824 (0.76–1.32) | 0.825 | |
| No | 31.91 ± 5.10 | Ref. | 31.86 ± 5.05 | ||||
| Parity | Parity 1 | 58/12242 (0.47) | 1.37 (0.88–2.13) | 0.152 | 58/12242 (0.47) | 3.71 (1.14–12.00) | 0.125 |
| Parity 2 | 30/8681 (0.35) | 2.95 (0.70–12.38) | 0.131 | 30/8681 (0.35) | Ref. | ||
| 3 or more | 3/2260 (0.13) | 4.05 (0.99–16.63) | 0.051 | 3/2260 (0.13) | Ref. | ||
| Instrumental delivery | Yes | 11/441 (2.49) | 0.12 (0.06–0.22) | < 0.001 | 11/441 (2.49) | 0.12 (0.06–0.22) | < 0.001 |
| No | 3927/22742 (17.26) | Ref. | 3927/22742 (17.26) | Ref. | |||
| Episiotomy | Yes | 92/441 (20.86) | 0.19 (0.15–0.24) | < 0.001 | 92/441 (20.86) | 0.19 (0.15–0.24) | 0.148 |
| No | 13,063/22742 (57.43) | Ref. | 13,063/22472 (57.43) | Ref. | |||
| Newborn masculine | Yes | 224/12092 (1.85) | 0.94 (0.74–1.14) | 0.562 | 224/12092 (1.85) | 0.94 (0.74–1.14) | 0.780 |
| No | 217/11091 (1.95) | Ref. | 217/11091 (1.95) | Ref. | |||
| Weight > 4000 g, | Yes | 10/1070 (0.93) | 0.47 (0.25–0.89) | 0.020 | 10/1070 (0.93) | 0.47 (0.25–0.89) | < 0.051 |
| No | 431/22113 (1.94) | Ref. | 431/22113 (1.94) | Ref. |