# PREDICTIVE IMMUNOLOGICAL STUDY OF RECURRENT ABORTIONS AND IMPLANTATION FAILURE

> **NCT04052438** · — · COMPLETED · sponsor: **IVI Madrid** · enrollment: 200 (actual)

## Conditions studied

- Maternal-Fetal KIR-HLA-C Compatibility

## Interventions

- **DIAGNOSTIC_TEST:** HLA-C and KIR determination for patients, couples, oocyte or semen donors, abortive tissue and newborn.

## Key facts

- **NCT ID:** NCT04052438
- **Lead sponsor:** IVI Madrid
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2015-01
- **Primary completion:** 2016-12
- **Final completion:** 2017-01
- **Target enrollment:** 200 (ACTUAL)
- **Last updated:** 2019-08-21


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04052438

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04052438, "PREDICTIVE IMMUNOLOGICAL STUDY OF RECURRENT ABORTIONS AND IMPLANTATION FAILURE". Retrieved via AI Analytics 2026-08-11 from https://api.ai-analytics.org/clinical/NCT04052438. Licensed CC0.

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