A Study on Factors Associated with Cesarean Delivery in Post Term Pregnancy Following Labor Induction in ACSR Government Medical College, Nellore

Background: Post term pregnancy is delivery at or beyond 42 weeks of gestation. The prevalence varies worldwide is 5–10%. The best time for labor induction remains a controversy. Earlier induction may result in a higher proportion of induction failure followed by cesarean section, whereas the risk of poor maternal and fetal outcome increases with gestational age. Aim of the Study is to investigate factors associated with Cesarean Delivery in post-term pregnancy following labor induction. Materials and Methods: It was a Population-based cohort study. A total of 780 pregnant cases who reached 41 weeks gestation and admitted for delivery in the Department of OBG, ACSR Government Medical College, and Nellore between 2018 to 2023 were studied. Patients were studied for assessing the factors for Cesarean delivery in those who underwent induction of Labour. Women with any medical or obstetric risk factors were excluded. Results: Among 780 cases that had Labour induction 420 cases (53.8%) had Vaginal Delivery and 360 cases ended in Cesarean Delivery for following indications. Failed Induction in 26.7%, Meconium stained liquor in 33.3%, at request in 10%, Non-Reactive CTG in 10%, genital warts in 3.3%, card round the neck in 3.3%, Oligohydramnios in 13.4%. Conclusion: Factors like failed induction and fetal distress, were the cause of excess cesarean deliveries in women with prolonged pregnancies in our study.