Skip directly to site content Skip directly to page options Skip directly to A-Z link Skip directly to A-Z link Skip directly to A-Z link
Volume 19, Number 11—November 2013

Pulmonary Nontuberculous Mycobacterial Disease, Ontario, Canada, 1998–2010

Theodore K. MarrasComments to Author , David Mendelson, Alex Marchand-Austin, Kevin May, and Frances B. Jamieson
Author affiliations: University Health Network, Toronto, Ontario, Canada (T.K. Marras, D. Mendelson); Mount Sinai Hospital, Toronto (T.K. Marras, D. Mendelson); University of Toronto, Toronto (T.K. Marras, D. Mendelson, A. Marchand-Austin, F.B. Jamieson); Public Health Ontario, Toronto (A. Marchand-Austin, K. May, F.B. Jamieson)

Main Article

Table 2

Five-year prevalence of pulmonarynontuberculous mycobacterial disease, Ontario, Canada, 1998–2002 and 2006–2010*

Isolate 1998–2002 2006–2010 p value
M. avium complex 18.0 26.5 <0.0001
M. xenopi 7.4 9.5 <0.0001
M. fortuitum 0.63 1.2 0.01
M. abscessus 0.63 1.2 <0.0001
Other nontuberculous Mycobacterium spp. 1.8 3.0 <0.0001
All nontuberculous Mycobacterium spp. 29.3 41.3 <0.0001

*Period prevalence of disease excludes Mycobacterium gordonae (a rarely pathogenic species) and is calculated as the total number of persons whose illness fulfilled disease criteria (>2 sputum nontuberculous Mycobacterium isolates or 1 bronchoscopic or biopsy nontuberculous Mycobacterium isolate) during 1 of the 5-year periods of interest (1998–2002 and 2006–2010), divided by the Ontario population at the midpoints of the periods (2000 for 1998–2002 and 2008 for 2006–2010).

Main Article

Page created: September 30, 2013
Page updated: September 30, 2013
Page reviewed: September 30, 2013
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.