# PREVAIL VIIIa: Evaluation of Latent Tuberculosis Infection Screening Methods in People Living With Retroviral Infection in Liberia

> **NCT04926922** · — · ACTIVE_NOT_RECRUITING · sponsor: **National Institute of Allergy and Infectious Diseases (NIAID)** · enrollment: 200 (actual)

## Conditions studied

- Tuberculosis
- HIV

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04926922
- **Lead sponsor:** National Institute of Allergy and Infectious Diseases (NIAID)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2021-07-27
- **Primary completion:** 2026-06-07
- **Final completion:** 2026-06-07
- **Target enrollment:** 200 (ACTUAL)
- **Last updated:** 2026-04-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04926922

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04926922, "PREVAIL VIIIa: Evaluation of Latent Tuberculosis Infection Screening Methods in People Living With Retroviral Infection in Liberia". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT04926922. Licensed CC0.

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