Research graph
References from Xpert MTB/RIF Ultra on nasopharyngeal swabs has lower sensitivity for pulmonary tuberculosis than tongue swabs: a nested case-control study in South African primary care. Local targets link to admitted publications; unresolved targets remain external evidence.
Unresolved reference
External reference
WHO target product profile for TB detection at peripheral settings: 2024 update
10.1371/journal.pgph.0004612 · 2025 · External reference
Mycobacterium tuberculosis transmission in high-incidence settings—new paradigms and insights
10.3390/pathogens11111228 · 2022 · External reference
Bacterial topography of the respiratory tract, including pulmonary site-of-disease, in people with active tuberculosis: a case-control study
2026 · External reference
Performances, feasibility and acceptability of nasopharyngeal swab, saliva and oral-self sampling swab for the detection of severe acute respiratory syndrome coronavirus 2
10.1007/s10096-021-04269-4 · 2021 · External reference
Diagnostic yield as an important metric for the evaluation of novel tuberculosis tests: rationale and guidance for future research
10.1016/s2214-109x(24)00148-7 · 2024 · External reference
Innovative COVID-19 point-of-care diagnostics suitable for tuberculosis diagnosis: a scoping review
10.3390/jcm13195894 · 2024 · External reference
Performance of Xpert Ultra nasopharyngeal swab for identification of tuberculosis deaths in northern Tanzania
10.1016/j.cmi.2022.03.027 · 2022 · External reference
Unresolved reference
External reference
Oral Washes and Tongue Swabs for Xpert MTB/RIF Ultra–Based Tuberculosis Diagnosis in People With and Without the Ability to Make Sputum
10.1093/cid/ciaf397 · 2025 · External reference
Guidance for studies evaluating the accuracy of sputum-based tests to diagnose tuberculosis
10.1093/infdis/jiz258 · 2019 · External reference
Clinical validation of the Xpert MTB/RIF test for identification of the Mycobacterium tuberculosis complex in acid-fast Bacillus smear-positive MGIT broth cultures
10.1128/jcm.02164-21 · 2022 · External reference
Unresolved reference
External reference
Unresolved reference
2024 · External reference
Multicountry assessment of tongue swabs for tuberculosis using a common protocol for Xpert MTB/RIF Ultra testing: a prospective diagnostic accuracy study
10.1016/j.lanmic.2025.101330 · 2026 · External reference
Tongue swab Xpert MTB/RIF Ultra testing for TB using a revised consensus protocol
10.5588/ijtld.25.0520 · 2026 · External reference
STARD 2015: an updated list of essential items for reporting diagnostic accuracy studies
10.1148/radiol.2015151516 · 2015 · External reference
TBscore II: refining and validating a simple clinical score for treatment monitoring of patients with pulmonary tuberculosis
10.3109/00365548.2013.826876 · 2013 · External reference
A multisite assessment of the quantitative capabilities of the Xpert MTB/RIF assay
10.1164/rccm.201103-0536oc · 2011 · External reference
The New Xpert MTB/RIF Ultra: Improving Detection of Mycobacterium tuberculosis and Resistance to Rifampin in an Assay Suitable for Point-of-Care Testing
10.1128/mbio.00812-17 · 2017 · External reference
Unresolved reference
2025 · External reference
Correlation of Xpert MTB/RIF with measures to assess Mycobacterium tuberculosis bacillary burden in high HIV burden areas of Southern Africa
10.1038/s41598-018-23066-2 · 2018 · External reference
Urine-Xpert Ultra for the diagnosis of tuberculosis in people living with HIV: a prospective, multicentre, diagnostic accuracy study
10.1016/s2214-109x(24)00357-7 · 2024 · External reference
Xpert Ultra testing of blood in severe HIV-associated tuberculosis to detect and measure <em>Mycobacterium tuberculosis</em>blood stream infection: a diagnostic and disease biomarker cohort study
10.1016/s2666-5247(22)00062-3 · 2022 · External reference
Comparison of diagnostic efficacy of three different oral samples in pulmonary tuberculosis using cepheid gene Xpert® MTB/RIF ultra
10.1016/j.mimet.2025.107310 · 2025 · External reference
Xpert MTB/RIF Ultra and Xpert MTB/RIF for diagnosis of tuberculosis in an HIV-endemic setting with a high burden of previous tuberculosis: a two-cohort diagnostic accuracy study
10.1016/s2213-2600(19)30370-4 · 2020 · External reference
The spectrum of tuberculosis disease in an urban Ugandan community and its health facilities
10.1093/cid/ciaa1824 · 2021 · External reference
M. tuberculosis DNA detection in nasopharyngeal mucosa can precede tuberculosis development in contacts
10.5588/ijtld.15.0872 · 2016 · External reference
Pulmonary tuberculosis detection with MiniDock MTB using swab samples
10.1056/nejmoa2509761 · 2026 · External reference
Preferences for tongue swab versus sputum collection for tuberculosis testing: a multi-country survey
10.5588/ijtld.25.0457 · 2026 · External reference
