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Evaluation of GeneXpert Ultra and digital chest radiography for diagnosing tuberculosis

Utility of the Xpert® MTB/RIF Ultra assay with the GeneXpert®Omni System and digital chest radiography for diagnosis of tuberculosis in high HIV prevalence settings: protocol for a randomised control trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN77241966
Enrollment
1252
Registered
2019-09-02
Start date
2019-09-02
Completion date
Unknown
Last updated
2022-09-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Tuberculosis Infections and Infestations Tuberculosis

Interventions

A random allocation sequence will be generated in advance using computer-generated random numbers. This will be done by the study statistician. Randomisation will be 1:1 to the four arms of the trial

Sponsors

London School of Hygiene and Tropical Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Aged = 18 years 2. Having TB symptoms (cough of any duration, fever, night sweats or weight loss) 3. Able to submit sputum 4. Willing and able to provide informed consent

Exclusion criteria

Exclusion criteria: 1, Presence of clinical danger signs (unable to walk unaided, confused or agitated, breathless when speaking or at rest) 2. Already taking TB treatment, or taken TB treatment within the last 60 days 3. Unable to submit sputum and refuses offer of sputum induction 4. Previously been enrolled in the trial

Design outcomes

Primary

MeasureTime frame
Proportion of patients initiating TB treatment within 28 days of enrolment compared between standard of care Xpert and Xpert Ultra arms

Secondary

MeasureTime frame
1. Proportion of patients diagnosed with TB initiating TB treatment within 28 days of enrolment between Standard Of Care and Xpert Ultra arms 2. Time from enrolment to TB treatment initiation between Standard Of Care and Xpert Ultra arms 3. All-cause mortality risk between Standard Of Care and Xpert Ultra arms 4. Proportion of patients diagnosed with bacteriologically-confirmed TB initiating TB treatment within 28 days of enrolment between chest radiography and no chest radiography arms

Countries

Malawi

Contacts

Public ContactMadalo Mukoka
mmukoka@medcol.mw+265 (0)888 518 464

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026