Fetal Head Position during the First Stage of Labor: Comparison between Vaginal Examination and Transabdominal Ultrasound

Table 1

Demographic characteristics of study population.

Characteristics	Mean ± SD	Range
Maternal age (years)	27.18±3.82	18–38
Height (cm)	155.88±5.31	143–169
Weight (kgs)	61.20±9.75	40.50–97.22
BMI (kg/m^2)	25.21±3.81	18.49–38.94
Gestational age (weeks)	38.72±1.14	36–41
Birth weight (g)	2967.30±370.1	1880–4160