Table 3.
Logistic regression analyses of overall impact of the new delivery room protocol on the prevalence of ECC, adjusted for possible confounding factors
| Covariate | Unadjusted OR | 95% CI | Adjusted OR | 95% CI | P-value |
|---|---|---|---|---|---|
| Old protocol | Ref. | ||||
| New protocol | 0.07 | 0.01–0.51 | 0.06 | 0.01–0.49 | < 0.01 |
| Nulliparous | 0.88 | 0.26–2.97 | 1.54 | 0.29–8.19 | 0.62 |
| Gestational age | 1.19 | 0.75–1.87 | 1.08 | 0.56–2.09 | 0.81 |
| Birthweight (g) | 1.00a | 1.00–1.00 | 1.000 | 1.00–1.00 | 0.76 |
| Suspect asphyxia | 0.88 | 0.28–2.71 | 0.84 | 0.21–3.37 | 0.80 |
| 1-min Apgar ≤5 | 13.73 | 4.08–46.22 | 17.61 | 4.46–69.50 | < 0.001 |
Analysed for all assisted vaginal deliveries in periods 1 and 2 (N = 195)
adifferences only visible with 3 decimals
OR Odds ratio CI Confidence interval