Measurement of angle of progression by trans perineal-ultrasound in labour to predict mode of delivery in nulliparous women.

Objective: The objective of the study was to assess whether the measurement of the angle of progression in nulliparous women in labour can predict the mode of delivery.

Methods: This prospective observational study was conducted at Benazir Bhutto Hospital, Rawalpindi Medical University from 16 February to 25 March 2024. Nulliparous pregnant women in the active first stage of labour with singleton pregnancy and cephalic presentation were included in the study after taking informed consent.