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Warm-water bathing in first-stage labor appeared safe but did not clearly reduce analgesia use

Japan journal of nursing science (PubMed)Aug 13, 2026

AI-summarized from the linked source. Educational brief, not medical advice.

Brief summary

A meta-analysis of nine randomized studies found no clear reduction in regional analgesia use with warm-water bathing during first-stage labor, while maternal and neonatal safety outcomes did not differ significantly.

What NurseJet pulled from the source

The review included 1,823 healthy women with uncomplicated singleton cephalic pregnancies at 36 weeks or later. Bathing did not significantly change regional analgesia use, perineal trauma, spontaneous vaginal birth, cesarean birth, abnormal fetal-heart-rate patterns, neonatal infection, or episiotomy; instrumental vaginal birth was lower, but evidence certainty was low to very low.

Why this matters for nurses

Labor nurses support nonpharmacologic comfort choices while continuing maternal and fetal surveillance. This review suggests bathing can remain an option for eligible patients, but it should not be presented as a proven substitute for analgesia or as a way to improve delivery outcomes.

Bedside takeaway

Offer first-stage labor bathing as an eligible patient's comfort option, with hygiene, temperature, mobility, monitoring, and escalation safeguards.

How This Applies in Practice

Use this when: Supporting an eligible patient who requests warm-water bathing for comfort during the first stage of labor.

On your shift

  • Confirm eligibility, informed preference, water-temperature limits, tub hygiene, mobility assistance, fetal-monitoring method, and reasons to leave the bath before entry.
  • Reassess maternal observations, fetal status, comfort, labor progress, hydration, and safe transfer needs at the intervals required by the intrapartum pathway.
  • Keep pharmacologic analgesia available when requested and escalate abnormal maternal or fetal findings without delaying care for continued bathing.
Keep in mind: The evidence does not show a clear analgesic-sparing effect and applies to uncomplicated term pregnancies. Follow the obstetric protocol, facility policy, and provider orders.

Key takeaways

  • Nine studies from eight countries included 1,823 women with low-risk term pregnancies.
  • Warm-water bathing did not clearly reduce regional analgesia use during first-stage labor.
  • No significant differences were found for the reported maternal and neonatal safety outcomes, while instrumental vaginal birth was lower.
  • Overall certainty was low to very low because of bias, imprecision, limited blinding, and sparse woman-reported outcomes.

Practice implications

  • When bathing is available, confirm eligibility, mobility assistance, water-temperature and tub-hygiene procedures, fetal-monitoring approach, and an exit or escalation plan. Reassess comfort, maternal status, labor progress, and fetal status, and preserve access to requested analgesia.

Limitations & cautions

  • The included studies were conducted from 1994 to 2018 and evidence certainty was low to very low. Blinding was limited, estimates were imprecise, satisfaction evidence came from two small heterogeneous trials, and the findings apply to healthy women with uncomplicated term pregnancies.
  • AI-summarized from the linked source. Review the original article before applying to practice.

Citations

Exact source links

Public citations are filtered to exact credible source pages. Homepage-only or invalid links stay in admin review and are not shown here.

Japan journal of nursing science (PubMed)

Japan journal of nursing science (PubMed). Effect of Bathing for Pain Relief During the First Stage of Labor: A Systematic Review and Meta-Analysis.

Open original source

https://pubmed.ncbi.nlm.nih.gov/42591025/

Professional education only

This summary does not replace clinical judgment, facility policy, provider orders, or official guidelines. Verify practice changes against the original source and local protocol.

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