# Prospective Comparison of the Tuberculin Skin Test and Interferon-Gamma Release Assays in Diagnosing Infection With Mycobacterium Tuberculosis and in Predicting Progression to Tuberculosis

> **NCT01622140** · — · COMPLETED · sponsor: **Centers for Disease Control and Prevention** · enrollment: 21334 (actual)

## Conditions studied

- Latent Tuberculosis Infection
- Tuberculosis

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01622140
- **Lead sponsor:** Centers for Disease Control and Prevention
- **Sponsor class:** FED
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2012-10
- **Primary completion:** 2020-12-31
- **Final completion:** 2020-12-31
- **Target enrollment:** 21334 (ACTUAL)
- **Last updated:** 2021-01-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01622140

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01622140, "Prospective Comparison of the Tuberculin Skin Test and Interferon-Gamma Release Assays in Diagnosing Infection With Mycobacterium Tuberculosis and in Predicting Progression to Tuberculosis". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT01622140. Licensed CC0.

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