Evidence map›Paper›PMID 40365032›Full record

ArticleIJTLD open2025

Effectiveness of a bedaquiline, linezolid, clofazimine 'core' for multidrug-resistant TB.

C Zeng, M A Hernán, L Trevisi, S Sauer, C D Mitnick, C Hewison, M Bastard, P Khan, K J Seung, M L Rich and 18 more

Abstract read
In one paragraph

Article in IJTLD open, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

5 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Observational
  4. Article
  5. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

28 authors.

C ZengDepartment of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA.
M A HernánCAUSALab, Departments of Epidemiology and Biostatistics, Harvard T.H. Chan School of Public Health, Boston, MA, USA.
L TrevisiDepartment of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA.
S SauerDepartment of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA.
C D MitnickDepartment of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA.
C HewisonMedical Department, Médecins Sans Frontières (MSF), Paris, France.
M BastardField Epidemiology Department, Epicentre, Paris, France.
P KhanInteractive Research and Development (IRD) Global, Singapore.
K J SeungDepartment of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA.
M L RichDepartment of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA.
S LawDepartment of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA.
M KikvidzeMSF, Sokhumi, Georgia.
O KirakosyanMSF, Yerevan, Armenia.
A MiankouMSF, Minsk, Belarus.
P ThitMSF, Yangon, Myanmar.
S MamsaIndus Hospital & Health Network (IHHN), Karachi, Pakistan.
A JanmohamedInteractive Research and Development, Karachi, Pakistan.
N MelikyanField Epidemiology Department, Epicentre, Paris, France.
S AhmedInteractive Research and Development, Karachi, Pakistan.
D VargasPIH/Socios En Salud Sucursal Peru, Lima, Peru.
A B BinegdieAddis Ababa University College of Health Sciences, Department of Internal Medicine, Addis Ababa, Ethiopia.
K TemirovaPIH, Almaty, Kazakhstan.
L OyewusiPIH, Lesotho, Maseru, Lesotho.
K PhilippePIH, Port-au-Prince, Haiti.
S C VilbrunHaitian Group for the Study of Kaposi's Sarcoma and Opportunistic Infections (GHESKIO), Port-au-Prince, Haiti.
U KhanInteractive Research and Development (IRD) Global, Singapore.
H HuergaField Epidemiology Department, Epicentre, Paris, France.
M F FrankeDepartment of Global Health and Social Medicine, Harvard Medical School, Boston, MA, USA.

Funding

Strengthening evidence on optimal multidrug-resistant tuberculosis treatment regimens through improved epidemiologic methodsR01AI146095 · NIAID · HARVARD MEDICAL SCHOOL · PI FRANKE, MOLLY FORREST · 2020 to 2024
$3.6M
NIAID NIH HHS R01 AI146095
6 · The paper itself

Abstract

backgroundTreatment outcomes may be compromised among individuals with multidrug/rifampicin-resistant TB (MDR/RR-TB) with fluoroquinolone (FQ) resistance. Among people in whom an FQ was unlikely to be effective, we compared the effectiveness of longer individualised regimens comprised of bedaquiline (Bdq) for 5-8 months, linezolid, and clofazimine to those reinforced with at least 1 Group C drug and/or longer Bdq duration.

methodsWe emulated a target trial to compare the effectiveness of initiating and remaining on the core regimen to a regimen reinforced with 1) Bdq for ≥9 months, 2) Bdq for ≥9 months, and delamanid (Dlm), 3) imipenem (Imp), 4) a second-line injectable, or 5) Bdq for ≥9 months, Dlm and Imp. We used cloning, censoring, and inverse-probability weighting to estimate the probabilities of successful treatment.

resultsAdjusted probabilities of successful treatment ranged from 0.75 (95% CI 0.61-0.89) to 0.84 (95% CI 0.76-0.91). Ratios of treatment success ranged from 1.01 for regimens reinforced with Bdq ≥9 months (95% CI 0.79-1.28) and Bdq ≥9 months plus Dlm (95% CI 0.81-1.31) to 1.11 for regimens reinforced with an injectable (95% CI 0.92-1.39) and Bdq ≥9 months, Dlm and Imp (95% CI 0.90-1.41).

conclusionsSome reinforced regimens had modestly higher treatment success rates, but estimates were imprecise. Additional studies of strategies for maximising treatment success among individuals with FQ resistance are needed.

Indexed as

endTB observational studyfluoroquinolone resistanceinverse-probability weightingMDR-TBrifampicin resistancetarget trialtuberculosis

Identifiers

PMID40365032
PMCPMC12068452

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.