Dabiri 2016.

Trial name or title	Effect of water immersion during the first stage of labour on pain and the outcome of labour of primipara women attending to Khaleej‐e‐ fars hospital in Bandar Abbas
Methods	Clinical trial with 2 arms
Participants	Nulliparous women; age 35‐18 years; height over 150 cm; BMI 18.5‐24.9; singleton pregnancy; gestational age 37‐40; participation in preparation for childbirth classes; vertex presentation; alive fetus; not having risk factors (abnormal vital signs of mother‐ of mother underlying disease‐ prolonged rupture of membrane‐ vaginal bleeding, oligo‐ or polyhydramnios‐ placenta previa‐ placental abruption‐ meconium‐stained‐ intrauterine growth restriction‐ fetal macrosomia‐ abnormal fetus‐ history of infertility); regular uterine contractions; 4 cm cervical dilatation; Normal NST
Interventions	Immersion during the active phase of first stage of labour in a tub full of water at the appropriate temperature, for all of the first stage of labour
Outcomes	Labour pian intensity, duration of first stage of labour, duration of second stage of labour, perineal status, newborn Apgar score
Starting date	November 2015
Contact information	Fatemeh Dabiri, Shahid Beheshti University of Medical Sciences Shahid Beheshti Nursing & Midwifery collage,Vali‐Asr Avenue,Cross of Vali Asr and Neiaiesh Highway, Tehran Iran, Islamic Republic of Iran
Notes	No outcome data published or provided at time of this review

BMI: body mass index
 NST: non‐stress test