Table 3. OR with 95% CIs for stillbirth in the second pregnancy of 117,114 mothers who had a caesarean delivery in the first pregnancy compared with 768,736 mothers who had a vaginal birth in the first pregnancy
1st birth 2nd birth
Antepartum stillbirth, (n, %) Crude OR (95% CI) Adjusted OR (95% CI)*
Vaginal birth 1,870 (0.24) Reference Reference
Any caesarean delivery 422 (0.36) 1.48 (1.33–1.65) 1.35 (1.21–1.51)
Intrapartum stillbirth, (n, %)
Vaginal birth 106 (0.01) Reference Reference
Any caesarean delivery 30 (0.03) 1.86 (1.24–2.79) 1.67 (1.09–2.53)
Stillbirth (total)†, (n, %)
Vaginal birth 1,976 (0.26) Reference Reference
Any caesarean delivery 452 (0.39) 1.50 (1.36–1.67) 1.37 (1.23–1.52)
*Adjusted for maternal age, body mass index, smoking, education, country of origin, year of delivery, and comorbidities (cardiovascular disease, diabetes, gestational diabetes, hypertensive disorders during pregnancy) †Includes both antepartum and intrapartum stillbirth *Adjusted for maternal age, body mass index, smoking, education, country of origin, year of delivery, and comorbidities (cardiovascular disease, diabetes, gestational diabetes, hypertensive disorders during pregnancy) †Includes both antepartum and intrapartum stillbirth *Adjusted for maternal age, body mass index, smoking, education, country of origin, year of delivery, and comorbidities (cardiovascular disease, diabetes, gestational diabetes, hypertensive disorders during pregnancy) †Includes both antepartum and intrapartum stillbirth *Adjusted for maternal age, body mass index, smoking, education, country of origin, year of delivery, and comorbidities (cardiovascular disease, diabetes, gestational diabetes, hypertensive disorders during pregnancy) †Includes both antepartum and intrapartum stillbirth