# Transvaginal Ultrasound Cervical Length Screening in Singleton Pregnancy With Prior Spontaneous Preterm Birth

> **NCT02923973** · NA · RECRUITING · sponsor: **Federico II University** · enrollment: 500 (estimated)

## Conditions studied

- Preterm Birth

## Interventions

- **OTHER:** Transvaginal ultrasound cervical length screening

## Key facts

- **NCT ID:** NCT02923973
- **Lead sponsor:** Federico II University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2018-06-01
- **Primary completion:** 2024-12-01
- **Final completion:** 2025-03-01
- **Target enrollment:** 500 (ESTIMATED)
- **Last updated:** 2024-09-19

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02923973

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02923973, "Transvaginal Ultrasound Cervical Length Screening in Singleton Pregnancy With Prior Spontaneous Preterm Birth". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT02923973. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*