# Physicians' Understanding of Human Genetic Variation

> **NCT00339924** · — · COMPLETED · sponsor: **National Human Genome Research Institute (NHGRI)** · enrollment: 1258 (actual)

## Conditions studied

- Genetics

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00339924
- **Lead sponsor:** National Human Genome Research Institute (NHGRI)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2005-07-11
- **Primary completion:** 2012-04-13
- **Final completion:** 2012-04-13
- **Target enrollment:** 1258 (ACTUAL)
- **Last updated:** 2025-05-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00339924

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00339924, "Physicians' Understanding of Human Genetic Variation". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT00339924. Licensed CC0.

---

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