Volume 17, Number 3—March 2011
Nontuberculous Mycobacteria in Respiratory Tract Infections, Eastern Asia
|Study area||No. patients||Patients for whom NTM infection was considered clinically relevant, %||Criteria used (year of revision)||Reference|
|Hong Kong||168||17||ATS criteria (1990)||(6)|
|Japan||357||76†||ATS criteria (1997)||(16)|
|South Korea||794||17||ATS criteria (1997)||(21)|
|South Korea||23||65‡||BTS criteria (1999)||(23)|
|Singapore||23||65||Compatible signs and symptoms, >3 positive sputum specimens, and radiographic features of recent lung disease||(25)|
|Taiwan||111||9||ATS criteria (1990)||(28)|
|Taiwan||169||28§||NTM in >2 samples, new radiographic lesions ,and no other pathogens (definite) or other concomitant bacteria (probable NTM) found||(29)|
|Thailand||33||76||NTM in sample(s); compatible signs, symptoms, and radiographic features; and no other explanation||(30)|
|Thailand||24||29||Continued NTM isolation, progressive pulmonary disease, and worsening radiographic lesions||(32)|
|Thailand||42||71||Repeated isolation of high numbers of NTM and presence of compatible disease process||(33)|
*NTM, nontuberculous mycobacterium; ATS, American Thoracic Society (1); BTS, British Thoracic Society.
†Only Mycobacterium avium complex bacteria were included in this study.
‡Only M. kansasii was included.
§14% if only definite NTM were included.