Increasing Incidence of Nontuberculous Mycobacteria, Taiwan, 2000–2008
2010

Increasing Incidence of Nontuberculous Mycobacteria in Taiwan

Sample size: 4786 publication Evidence: moderate

Author Information

Author(s): Hernández-Garduño Eduardo, Elwood R. Kevin

Primary Institution: British Columbia Centre for Disease Control

Hypothesis

The study investigates the increase in nontuberculous mycobacteria (NTM) isolates and patients with pulmonary NTM diseases after the implementation of a new laboratory technique.

Conclusion

The study found a gradual increase in the incidence of all NTM, particularly Mycobacterium avium complex and M. abscessus, which may be due to improved diagnostic methods and increased awareness of these pathogens.

Supporting Evidence

  • Among 4,786 patients with NTM isolates, 76.9% were found to be colonized.
  • Annual incidences of NTM colonization and disease increased significantly from 2000 to 2008.
  • Mycobacterium avium complex was the most prevalent species, colonizing 34.8% of patients.

Takeaway

The number of people getting sick from certain bacteria in Taiwan is going up, and this might be because doctors are getting better at finding these bacteria.

Methodology

The study analyzed data from patients with NTM isolates treated at a hospital in Taiwan from 2000 to 2008.

Limitations

The study did not account for NTM colonization in its initial findings.

Participant Demographics

Patients treated at a hospital in Taiwan from 2000 to 2008.

Digital Object Identifier (DOI)

10.3201/eid1606.100228

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