Multicenter evaluation of TB-SPRINT 59-Plex Beamedex®: accuracy and cost analysis.

Regina Bones Barcellos, Isabela Neves de Almeida, Elisangela Costa da Silva, Harrison Magdinier Gomes, Lida Jouca de Assis Figueredo, Maria Laura Halon, Elis Regina Dalla Costa, Ícaro Rodrigues Dos Santos, Maria Cláudia Vater, Suely Alves, Wânia da Silva Carvalho, Philip Suffys, Christophe Sola, Silvana Spíndola de Miranda, Maria Lucia Rossetti, Afrânio Kritski
Author Information
  1. Regina Bones Barcellos: Centro de Desenvolvimento Científico e Tecnológico (CDCT), Secretaria Estadual da Saúde do Rio Grande do Sul (SES/RS), Porto Alegre, RS, Brazil. reginabbarcellos@gmail.com. ORCID
  2. Isabela Neves de Almeida: Laboratório de Pesquisa em Micobactérias, Faculdade de Medicina, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, MG, Brazil.
  3. Elisangela Costa da Silva: Centro de Pesquisa em Tuberculose, Faculdade de Medicina, Universidade Federal do Rio de Janeiro (UFRJ), Rio de Janeiro, RJ, Brazil.
  4. Harrison Magdinier Gomes: Laboratório de Biologia Molecular Aplicada a Micobactérias, Instituto Oswaldo Cruz, Fundação Oswaldo Cruz (FIOCRUZ), Rio de Janeiro, RJ, Brazil.
  5. Lida Jouca de Assis Figueredo: Laboratório de Pesquisa em Micobactérias, Faculdade de Medicina, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, MG, Brazil.
  6. Maria Laura Halon: Centro de Desenvolvimento Científico e Tecnológico (CDCT), Secretaria Estadual da Saúde do Rio Grande do Sul (SES/RS), Porto Alegre, RS, Brazil.
  7. Elis Regina Dalla Costa: Centro de Desenvolvimento Científico e Tecnológico (CDCT), Secretaria Estadual da Saúde do Rio Grande do Sul (SES/RS), Porto Alegre, RS, Brazil.
  8. Ícaro Rodrigues Dos Santos: Laboratório de Biologia Molecular Aplicada a Micobactérias, Instituto Oswaldo Cruz, Fundação Oswaldo Cruz (FIOCRUZ), Rio de Janeiro, RJ, Brazil.
  9. Maria Cláudia Vater: Centro de Pesquisa em Tuberculose, Faculdade de Medicina, Universidade Federal do Rio de Janeiro (UFRJ), Rio de Janeiro, RJ, Brazil.
  10. Suely Alves: Centro de Pesquisa em Tuberculose, Faculdade de Medicina, Universidade Federal do Rio de Janeiro (UFRJ), Rio de Janeiro, RJ, Brazil.
  11. Wânia da Silva Carvalho: Faculdade de Farmácia (UFMG), Belo Horizonte, MG, Brazil.
  12. Philip Suffys: Laboratório de Biologia Molecular Aplicada a Micobactérias, Instituto Oswaldo Cruz, Fundação Oswaldo Cruz (FIOCRUZ), Rio de Janeiro, RJ, Brazil.
  13. Christophe Sola: Institute for Integrative Biology of the Cell (I2BC), CEA, CNRS, Univ. Paris-Sud, Université Paris-Saclay, 91198, Gif-sur-Yvette cedex, France.
  14. Silvana Spíndola de Miranda: Laboratório de Pesquisa em Micobactérias, Faculdade de Medicina, Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, MG, Brazil.
  15. Maria Lucia Rossetti: Centro de Desenvolvimento Científico e Tecnológico (CDCT), Secretaria Estadual da Saúde do Rio Grande do Sul (SES/RS), Porto Alegre, RS, Brazil.
  16. Afrânio Kritski: Centro de Pesquisa em Tuberculose, Faculdade de Medicina, Universidade Federal do Rio de Janeiro (UFRJ), Rio de Janeiro, RJ, Brazil.

Abstract

BACKGROUND: Molecular tests can allow the rapid detection of tuberculosis (TB) and multidrug-resistant TB (MDR-TB). TB-SPRINT 59-Plex Beamedex® is a microbead-based assay developed for the simultaneous spoligotyping and detection of MDR-TB. The accuracy and cost evaluation of new assays and technologies are of great importance for their routine use in clinics and in research laboratories. The aim of this study was to evaluate the performance of TB-SPRINT at three laboratory research centers in Brazil and calculate its mean cost (MC) and activity-based costing (ABC).
METHODS: TB-SPRINT data were compared with the phenotypic and genotypic profiles obtained using Bactec™ MGIT™ 960 system and Genotype® MTBDRplus, respectively.
RESULTS: Compared with MGIT, the accuracies of TB-SPRINT for the detection of rifampicin and isoniazid resistance ranged from 81 to 92% and 91.3 to 93.9%, respectively. Compared with MTBDRplus, the accuracies of TB-SPRINT for rifampicin and isoniazid were 99 and 94.2%, respectively. Moreover, the MC and ABC of TB-SPRINT were USD 127.78 and USD 109.94, respectively.
CONCLUSION: TB-SPRINT showed good results for isoniazid and rifampicin resistance detection, but still needs improvement to achieve In Vitro Diagnostics standards.

Keywords

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Grants

  1. CDS - APQ-03266-13/PPSUS
  2. 306759/2017-9/CNPq
  3. 310174/2017-7/CNPq
  4. 446796/2014/CNPq
  5. 465318/2014-2/CNPq

MeSH Term

Antitubercular Agents
Bacterial Proteins
Catalase
Costs and Cost Analysis
DNA-Directed RNA Polymerases
Drug Resistance, Bacterial
Flow Cytometry
Genotype
Humans
Isoniazid
Microbial Sensitivity Tests
Mutation
Mycobacterium tuberculosis
Promoter Regions, Genetic
Reagent Kits, Diagnostic
Rifampin
Sensitivity and Specificity
Tuberculosis

Chemicals

Antitubercular Agents
Bacterial Proteins
Reagent Kits, Diagnostic
rpoB protein, Mycobacterium tuberculosis
Catalase
katG protein, Mycobacterium tuberculosis
DNA-Directed RNA Polymerases
Isoniazid
Rifampin

Word Cloud

Created with Highcharts 10.0.0TB-SPRINTdetectionrespectivelycostMTBDRplusrifampicinisoniazidTBMDR-TB59-PlexaccuracyevaluationresearchMCABCComparedaccuraciesresistance94USDBACKGROUND:Moleculartestscanallowrapidtuberculosismultidrug-resistantBeamedex®microbead-basedassaydevelopedsimultaneousspoligotypingnewassaystechnologiesgreatimportanceroutineuseclinicslaboratoriesaimstudyevaluateperformancethreelaboratorycentersBrazilcalculatemeanactivity-basedcostingMETHODS:datacomparedphenotypicgenotypicprofilesobtainedusingBactec™MGIT™960systemGenotype®RESULTS:MGITranged8192%913939%992%Moreover12778109CONCLUSION:showedgoodresultsstillneedsimprovementachieveVitroDiagnosticsstandardsMulticenterBeamedex®:analysisGenotypeIsoniazidResistanceRifampicinTuberculosis

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