Clinical Evaluation of the Truenat Point-of-care Tuberculosis Diagnostic Test

NCT ID: NCT03712709

Last Updated: 2020-08-06

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Total Enrollment

1926 participants

Study Classification

OBSERVATIONAL

Study Start Date

2019-03-12

Study Completion Date

2020-07-09

Brief Summary

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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.

Detailed Description

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Conditions

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Tuberculosis, Pulmonary

Study Design

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Observational Model Type

COHORT

Study Time Perspective

CROSS_SECTIONAL

Study Groups

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Case Detection Group

Clinical suspicion of pulmonary TB (including cough ≥2 week and at least 1 other symptom typical of TB). Only participants who have not received any form of TB treatment within the prior 60 days will be enrolled

Truenat MTB

Intervention Type DIAGNOSTIC_TEST

The Truenat MTB (including both MTB and MTB Plus) and the MTB-RIF Dx reflex assays (Molbio Diagnostics; Bangalore, India) utilize chip-based real-time micro-PCR for detection of tuberculosis (TB) and rifampicin (RIF) resistance from DNA extracted (on a separate device) from sputum samples. The Truenat MTB assay targets a single copy gene while the MTB Plus assay combines detection of a single copy and multi-copy gene.

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).

Truenat MTB

Intervention Type DIAGNOSTIC_TEST

The Truenat MTB (including both MTB and MTB Plus) and the MTB-RIF Dx reflex assays (Molbio Diagnostics; Bangalore, India) utilize chip-based real-time micro-PCR for detection of tuberculosis (TB) and rifampicin (RIF) resistance from DNA extracted (on a separate device) from sputum samples. The Truenat MTB assay targets a single copy gene while the MTB Plus assay combines detection of a single copy and multi-copy gene.

Interventions

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Truenat MTB

The Truenat MTB (including both MTB and MTB Plus) and the MTB-RIF Dx reflex assays (Molbio Diagnostics; Bangalore, India) utilize chip-based real-time micro-PCR for detection of tuberculosis (TB) and rifampicin (RIF) resistance from DNA extracted (on a separate device) from sputum samples. The Truenat MTB assay targets a single copy gene while the MTB Plus assay combines detection of a single copy and multi-copy gene.

Intervention Type DIAGNOSTIC_TEST

Other Intervention Names

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Truenat MTB Plus Truenat MTB-RIF Dx

Eligibility Criteria

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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).
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Burnet Institute

OTHER

Sponsor Role collaborator

National Institute for Research in Tuberculosis, Chennai, India

UNKNOWN

Sponsor Role collaborator

Universidad Peruana Cayetano Heredia

OTHER

Sponsor Role collaborator

Ethiopian Public Health Institute

OTHER_GOV

Sponsor Role collaborator

PD Hinduja Hospital and Medical Research Centre, Mumbai, India

UNKNOWN

Sponsor Role collaborator

Foundation for Innovative New Diagnostics, Switzerland

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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EPHI

Addis Ababa, , Ethiopia

Site Status

State TB and Demonstration Center

Ahmedabad, , India

Site Status

NIRT

Chennai, , India

Site Status

PD Hinduja Hospital

Mumbai, , India

Site Status

Countries

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Ethiopia India

References

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Nikam C, Jagannath M, Narayanan MM, Ramanabhiraman V, Kazi M, Shetty A, Rodrigues C. Rapid diagnosis of Mycobacterium tuberculosis with Truenat MTB: a near-care approach. PLoS One. 2013;8(1):e51121. doi: 10.1371/journal.pone.0051121. Epub 2013 Jan 21.

Reference Type RESULT
PMID: 23349670 (View on PubMed)

Nikam C, Kazi M, Nair C, Jaggannath M, M M, R V, Shetty A, Rodrigues C. Evaluation of the Indian TrueNAT micro RT-PCR device with GeneXpert for case detection of pulmonary tuberculosis. Int J Mycobacteriol. 2014 Sep;3(3):205-10. doi: 10.1016/j.ijmyco.2014.04.003. Epub 2014 Jun 2.

Reference Type RESULT
PMID: 26786489 (View on PubMed)

Inbaraj LR, Daniel J, Sathya Narayanan MK, Srinivasalu VA, Bhaskar A, Scandrett K, Rajendran P, Kirubakaran R, Shewade HD, Malaisamy M, Padmapriyadarsini C, Takwoingi Y. Truenat MTB assays for pulmonary tuberculosis and rifampicin resistance in adults and adolescents. Cochrane Database Syst Rev. 2025 Mar 24;3(3):CD015543. doi: 10.1002/14651858.CD015543.pub2.

Reference Type DERIVED
PMID: 40122135 (View on PubMed)

Penn-Nicholson A, Gomathi SN, Ugarte-Gil C, Meaza A, Lavu E, Patel P, Choudhury B, Rodrigues C, Chadha S, Kazi M, Mace A, Nabeta P, Boehme C, Gangakhedkar RR, Sarin S, Tesfaye E, Gotuzzo E, du Cros P, Tripathy S, Ruhwald M, Singh M, Denkinger CM, Schumacher SG; Truenat Trial Consortium; Members of the Truenat Trial Consortium:. A prospective multicentre diagnostic accuracy study for the Truenat tuberculosis assays. Eur Respir J. 2021 Nov 4;58(5):2100526. doi: 10.1183/13993003.00526-2021. Print 2021 Oct.

Reference Type DERIVED
PMID: 34049948 (View on PubMed)

Zifodya JS, Kreniske JS, Schiller I, Kohli M, Dendukuri N, Schumacher SG, Ochodo EA, Haraka F, Zwerling AA, Pai M, Steingart KR, Horne DJ. Xpert Ultra versus Xpert MTB/RIF for pulmonary tuberculosis and rifampicin resistance in adults with presumptive pulmonary tuberculosis. Cochrane Database Syst Rev. 2021 Feb 22;2(2):CD009593. doi: 10.1002/14651858.CD009593.pub5.

Reference Type DERIVED
PMID: 33616229 (View on PubMed)

Provided Documents

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Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Other Identifiers

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7212-03/2

Identifier Type: -

Identifier Source: org_study_id

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