From: Preterm birth by vacuum extraction and neonatal outcome: a population-based cohort study
Mode of delivery | N | n | 1/1000 | Crude OR | AOR model 1 | AOR model 2 |
---|---|---|---|---|---|---|
(95% CI) | (95% CI) | (95% CI) | ||||
Intracranial hemorrhage | ||||||
Vaginal | 32,938 | 486 | 14.8 | 1.0 | 1.0 | 1.0 |
CS during labor | 5,507 | 105 | 19.1 | 1.30 (1.05–1.61) | 0.73 (0.58–0.92) | 0.76 (0.58–0.98) |
VE | 2,319 | 26 | 11.2 | 0.76 (0.51–1.13) | 2.05 (1.34–3.15) | 1.84 (1.09–3.12) |
Total | 40,764 | 617 | 15.1 | |||
Subgaleal– and/or cephalhematoma | ||||||
Vaginal | 32,938 | 166 | 5.0 | 1.0 | 1.0 | 1.0 |
CS during labor | 5,507 | 10 | 1.8 | 0.36 (0.19–0.68) | 0.42 (0.22–0.81) | 0.36 (0.18–0.70) |
VE | 2,319 | 83 | 35.8 | 7.33 (5.61–9.57) | 5.89 (4.46–7.78) | 4.48 (2.84–7.07) |
Total | 4,0764 | 259 | 6.4 | |||
Neonatal convulsions | ||||||
Vaginal | 32,938 | 109 | 3.3 | 1.0 | 1.0 | 1.0 |
CS during labor | 5,507 | 45 | 8.2 | 2.48 (1.75–3.52) | 1.95 (1.36–2.79) | 1.42 (0.92–2.17) |
VE | 2,319 | 15 | 6.5 | 1.96 (1.14–3.37) | 2.51 (1.44–4.38) | 1.48 (0.73–3.01) |
Total | 40,764 | 169 | 4.1 | |||
Other disturbances of neonatal cerebral status | ||||||
Vaginal | 32,938 | 98 | 3.0 | 1.0 | 1.0 | 1.0 |
CS during labor | 5,507 | 53 | 9.6 | 3.26 (2.33–4.55) | 2.27 (1.60–3.23) | 1.61 (1.06–2.45) |
VE | 2,319 | 17 | 7.3 | 2.47 (1.48–4.15) | 3.84 (2.24–6.56) | 2.15 (1.09–4.27) |
Total | 40,764 | 168 | 4.1 | |||
Plexus brachialis injury | ||||||
Vaginal | 32,938 | 37 | 1.1 | 1.0 | 1.0 | 1.0 |
CS during labor | 5,507 | 2 | 0.4 | 0.32(0.08–1.34) | 0.29 (0.07–1.23) | 0.29 (0.07–1.26) |
VE | 2,319 | 14 | 6.0 | 5.40 (2.92–10.00) | 6.45 (3.32–12.5 | 6.21 (2.22–17.4) |
Total | 40,764 | 53 | 1.3 |