Volume 19, Number 11—November 2013
Dispatch
Pulmonary Nontuberculous Mycobacterial Disease, Ontario, Canada, 1998–2010
Theodore K. Marras
, David Mendelson, Alex Marchand-Austin, Kevin May, and Frances B. Jamieson
, David Mendelson, Alex Marchand-Austin, Kevin May, and Frances B. Jamieson
Table 1
Annual prevalence of all pulmonary nontuberculous mycobacterial disease, Ontario, Canada, 1998–2010*
| Year | Isolation prevalence† | Disease prevalence‡ |
|---|---|---|
| 1998 | 11.4 | 4.9 |
| 1999 | 14.3 | 6.3 |
| 2000 | 15.1 | 6.1 |
| 2001 | 18.7 | 7.6 |
| 2002 | 21.0 | 8.1 |
| 2003 | 18.9 | 7.3 |
| 2004 | 22.8 | 8.6 |
| 2005 | 22.6 | 9.1 |
| 2006 | 23.4 | 9.7 |
| 2007 | 24.0 | 10.3 |
| 2008 | 24.5 | 10.4 |
| 2009 | 24.9 | 10.7 |
| 2010 | 22.2 | 9.8 |
*Annual (1-year) prevalence, per 100,000 population, in a calendar year.
†Prevalence of >1 pulmonary nontuberculous Mycobacterium isolate. Mean annual increase: 6.3% (p = 0.025).
‡Prevalence of >2 sputum nontuberculous Mycobacterium isolates or 1 bronchoscopic or biopsy nontuberculous Mycobacterium isolate. Mean annual increase: 6.5% (p<0.0001).
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