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Table 3 The obstetric outcomes in women with diagnosed myoma(s) or a history of myomectomy (Dataset 1)

From: Nationwide population-based cohort study of adverse obstetric outcomes in pregnancies with myoma or following myomectomy: retrospective cohort study

Obstetric outcomes Odds ratio (95% confidence interval)
Unadjusted Adjusted b
Cesarean section
Group Aa 1 1
Group Ba 1.312 (1.279–1.346) 1.193 (1.163–1.224)
Group Ca 8.992 (8.408–9.617) 7.985 (7.463–8.544)
Preeclampsia
Group A 1 1
Group B 1.326 (1.227–1.433) 1.124 (1.123–1.313)
Group C 1.360 (1.175–1.574) 1.159 (1.000–1.343)
PPH
Group A 1 1
Group B 1.048 (1.005–1.092) 1.049 (1.006–1.094)
Group C 1.064 (0.983–1.152) 1.062 (0.981–1.151)
Placental abruption
Group A 1 1
Group B 1.185 (0.970–1.448) 1.118 (0.914–1.368)
Group C 1.156 (0.784–1.704) 1.037 (0.703–1.532)
Placenta previa
Group A 1 1
Group B 1.797 (1.646–1.962) 1.549 (1.418–1.692)
Group C 2.223 (1.912–2.584) 1.772 (1.523–2.063)
Uterine rupture
Group A 1 1
Group B 2.421 (1.037–5.651) 2.032 (0.865–4.777)
Group C 17.00 (8.836–32.708) 13.674 (6.986–26.765)
  1. aGroup A, Women who had never been diagnosed with myoma; Group B, Women who had diagnosed myoma(s) but no history of myomectomy; Group C, Women who had a history of myomectomy
  2. bAdjusted for age and parity
  3. PPH Postpartum hemorrhage