# Correlation Between the Polymorphism ofβ2 AR and the Labor Progress After Labor Analgesia

> **NCT02708602** · — · UNKNOWN · sponsor: **Nanjing Maternity and Child Health Care Hospital** · enrollment: 300 (estimated)

## Conditions studied

- Labor Analgesia

## Interventions

- **GENETIC:** β2AR polymorphism

## Key facts

- **NCT ID:** NCT02708602
- **Lead sponsor:** Nanjing Maternity and Child Health Care Hospital
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2016-03
- **Primary completion:** 2016-04
- **Final completion:** 2016-05
- **Target enrollment:** 300 (ESTIMATED)
- **Last updated:** 2016-03-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02708602

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02708602, "Correlation Between the Polymorphism ofβ2 AR and the Labor Progress After Labor Analgesia". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT02708602. Licensed CC0.

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