# Early Ultrasound and Maternal Biochemical Markers to Evaluate the Risk of Down Syndrome During the First Trimester

> **NCT00287417** · — · COMPLETED · sponsor: **University Hospital, Strasbourg, France** · enrollment: 20000 (actual)

## Conditions studied

- Down Syndrome

## Interventions

- **DEVICE:** echography
- **OTHER:** blood sample

## Key facts

- **NCT ID:** NCT00287417
- **Lead sponsor:** University Hospital, Strasbourg, France
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2003-07
- **Primary completion:** —
- **Final completion:** 2011-02
- **Target enrollment:** 20000 (ACTUAL)
- **Last updated:** 2011-05-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00287417

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00287417, "Early Ultrasound and Maternal Biochemical Markers to Evaluate the Risk of Down Syndrome During the First Trimester". Retrieved via AI Analytics 2026-06-10 from https://api.ai-analytics.org/clinical/NCT00287417. Licensed CC0.

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