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Clinical Trials/NCT03712709
NCT03712709CompletedNot Applicable

Prospective, Multicentre Trial to Assess the Diagnostic Accuracy of the Truenat Assays at Intended Settings of Use

Foundation for Innovative New Diagnostics, Switzerland4 sites in 2 countries1,926 target enrollmentStarted: March 12, 2019Last updated:
Conditions

Trial Snapshot

Phase
Not Applicable
Status
Completed
Sponsor
Enrollment
1,926
Locations
4
Primary Endpoint
Diagnostic accuracy (Sensitivity and Specificity) of the Truenat MTB assay

Study Overview

Brief Summary

Consenting adults presenting with signs and symptoms compatible with pulmonary tuberculosis will be interviewed for demographic and medical information, and then will be asked to provide 3-4 expectorated sputum specimens. In the study laboratory, sputa will be tested using conventional and investigational diagnostic tests for tuberculosis and rifampin resistance.

Study Design

Study Type
Observational
Observational Model
Cohort
Time Perspective
Cross Sectional

Eligibility Criteria

Ages
18 Years to — (Adult, Older Adult)
Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Case Detection Group:
  • Age 18 years or above
  • Clinical suspicion of pulmonary TB (including cough ≥2 week and at least 1 other symptom typical of TB);
  • Willingness to provide 3-4 sputum specimens at enrolment;
  • Willingness to have a trial follow-up visit approximately 2 months after enrolment;
  • Provision of informed consent.
  • Drug Resistant TB Group:
  • In addition to the criteria of the Case Detection Group, participants should also meet the following conditions:
  • Non-converting pulmonary TB cases (category I and category II failures)

Exclusion Criteria

  • Case Detection Group:
  • Receipt of any dose of TB treatment within 60 days prior to enrolment (even if within last two days only).
  • Drug Resistant TB Group:
  • Receipt of any dose of MDR-TB treatment within 60 days prior to enrolment (even if within last two days only).

Outcomes

Primary Outcomes

Diagnostic accuracy (Sensitivity and Specificity) of the Truenat MTB assay

Time Frame: Day 1

Estimate diagnostic accuracy of the Truenat assays (MTB and MTB Plus) for Mycobacterium tuberculosis (MTB) detection among individuals undergoing evaluation for pulmonary TB, using a culture reference standard

Secondary Outcomes

  • Time to TB detection and RIF resistance detection.(Day 1)
  • Diagnostic accuracy (Sensitivity and Specificity) of the Truenat MTB-RIF Dx assay compared to Xpert MTB/RIF(Day 1)
  • Diagnostic accuracy (Sensitivity and Specificity) of the Truenat MTB-RIF Dx assay(Day 1)
  • Diagnostic accuracy (Sensitivity and Specificity) of the Truenat MTB assay compared to Xpert MTB/RIF(Day 1)

Investigators

Sponsor
Foundation for Innovative New Diagnostics, Switzerland
Sponsor Class
Other
Responsible Party
Sponsor

Study Sites (4)

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