Labor induction or planning of delivery a (Induced or elective CS Vs Spontaneous) | Mode of delivery b (Emergency or elective CS Vs vaginal or instrumental) | Timing of delivery (Very low, low, moderate or late preterm c Vs at term) | |||||||
---|---|---|---|---|---|---|---|---|---|
N (%) of events | PR (95% CI) | aPR (95% CI) | N (%) of events | PR (95% CI) | aPR (95% CI) | N (%) of events | PR (95% CI) | aPR (95% CI) | |
Cancer-free | 299 (40.9) | 1d | 1d | 226 (30.4) | 1d | 1d | 48 (6.5) | 1d | 1d |
PAC during pregnancy | 139 (76.0) | 1.86 (1.65–2.10) | 1.80 (1.57–2.07) | 100 (54.0) | 1.78 (1.50–2.11) | 1.78 (1.49–2.11) | 77 (41.4) | 6.42 (4.65–8.86) | 6.34 (4.59–8.75) |
Cancer-free | 1027 (40.3) | 1d | 1d | 807 (31.5) | 1d | 1d | 198 (7.7) | 1d | 1d |
PAC post-pregnancy | 283 (44.2) | 1.10 (0.99–1.21) | 1.08 (0.98–1.20) | 209 (32.6) | 1.03 (0.91–1.15) | 1.03 (0.91–1.17) | 61 (9.5) | 1.23 (0.94–1.62) | 1.18 (0.90–1.55) |