Actively Recruiting
Trial of Underwater Birth
Led by University of New Mexico · Updated on 2026-04-23
230
Participants Needed
1
Research Sites
136 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
Evaluate maternal perinatal outcomes in adult low-risk laboring people randomized to waterbirth compared to those randomized to birth on land.
CONDITIONS
Official Title
Trial of Underwater Birth
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Age 18 years or older
- Able to speak and understand English or Spanish
- Singleton pregnancy with baby in head-down position
- Able to walk without difficulty moving from sitting to standing
- Body mass index (BMI) less than 40 kg/m2 at start of prenatal care
- Gestation between 37 weeks 0 days and less than 41 weeks 6 days at admission
- Normal blood pressure and normal temperature at admission
You will not qualify if you...
- Active infections such as HIV, Hepatitis B, Hepatitis C, or herpes outbreak (prophylaxis for herpes is acceptable)
- Pre-existing heart disease, uncontrolled asthma, diabetes, chronic hypertension, or activity restrictions
- High-risk pregnancy conditions including preeclampsia, gestational hypertension, preterm gestation, multiple pregnancy, gestational diabetes type A2, estimated fetal weight over 5000g (non-diabetics) or over 4500g (GDM-A1), unstable substance use disorder, placental abruption or unexplained vaginal bleeding, previous cesarean section, fetal growth restriction below 10th percentile, fetal anomalies, or neonatal conditions complicating birth transition
- Contraindication to vaginal birth
- Meconium-stained amniotic fluid at admission
- Preterm rupture of membranes over 24 hours without labor contractions
- Immediate need for operative delivery at admission
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Trial Site Locations
Total: 1 location
1
University of New Mexico
Albuquerque, New Mexico, United States, 87131
Actively Recruiting
Research Team
F
Family Planning Research
CONTACT
How is the study designed?
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
2
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