# The Clinical Study of Sex Chromosome Variants

> **NCT01661010** · — · COMPLETED · sponsor: **National Human Genome Research Institute (NHGRI)** · enrollment: 112 (actual)

## Conditions studied

- Male Factor Infertility
- Female Factor Infertility

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01661010
- **Lead sponsor:** National Human Genome Research Institute (NHGRI)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2012-07-30
- **Primary completion:** —
- **Final completion:** —
- **Target enrollment:** 112 (ACTUAL)
- **Last updated:** 2026-04-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01661010

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01661010, "The Clinical Study of Sex Chromosome Variants". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT01661010. Licensed CC0.

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