Delamanid-containing regimens and multidrug-resistant tuberculosis: A systematic review and meta-analysis

Mohammad Javad Nasiri, Moein Zangiabadian, Erfan Arabpour, Sirus Amini, Farima Khalili, Rosella Centis, Lia D'Ambrosio, Justin T. Denholm, H. Simon Schaaf, Martin van den Boom, Xhevat Kurhasani, Margareth Pretti Dalcolmo, Seif Al-Abri, Chakaya Muhwa, Jan-Willem Alffenaar, Onno Akkerman, Denise Rossato Silva, Marcela Muňoz Torrico, Barbara Seaworth, Emanuele PontaliLaura Saderi, Simon Tiberi, Alimuddin Zumla, Giovanni Battista Migliori, Giovanni Sotgiu

Research output: Contribution to journalArticlepeer-review

44 Citations (Scopus)

Abstract

Introduction

Multidrug-resistant tuberculosis (MDR-TB) is a life-threatening condition needing long poly-chemotherapy regimens. As no systematic reviews/meta-analysis is available to comprehensively evaluate the role of delamanid (DLM), we evaluated its effectiveness and safety.

Methods

We reviewed the relevant scientific literature published up to January 20, 2022. The pooled success treatment rate with 95% confidence intervals (CI) was assessed using a random-effect model. We assessed studies for quality and bias, and considered P<0.05 to be statistically significant.

Results

After reviewing 626 records, we identified 25 studies that met the inclusion criteria, 22 observational and 3 experimental, with 1276 and 411 patients, respectively. In observational studies the overall pooled treatment success rate of DLM-containing regimens was 80.9% (95% CI 72.6-87.2) with no evidence of publication bias (Begg's test; P >0.05). The overall pooled treatment success rate in DLM and bedaquiline-containing regimens was 75.2% (95% CI 68.1-81.1) with no evidence of publication bias (Begg's test; P >0.05). In experimental studies the pooled treatment success rate of DLM-containing regimens was 72.5 (95% CI 44.2-89.8, P <0.001, I2: 95.1%) with no evidence of publication bias (Begg's test; P >0.05).

Conclusions

In MDR-TB patients receiving DLM, culture conversion and treatment success rates were high despite extensive resistance with limited adverse events.

Original languageEnglish
Pages (from-to)S90-S103
JournalInternational Journal of Infectious Diseases
Volume124
Early online date1 Mar 2022
DOIs
Publication statusE-pub ahead of print - 1 Mar 2022

Keywords

  • bedaquiline
  • delamanid
  • effectiveness
  • MDR-TB
  • safety
  • TB

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