Volume 13, Number 1—January 2007
Research
Spread of Cryptococcus gattii in British Columbia, Canada, and Detection in the Pacific Northwest, USA
Laura MacDougall*
, Sarah E. Kidd†, Eleni Galanis*, Sunny Mak*, Mira J. Leslie‡, Paul R. Cieslak§, James W. Kronstad†, Muhammad G. Morshed*, and Karen H. Bartlett†
, Sarah E. Kidd†, Eleni Galanis*, Sunny Mak*, Mira J. Leslie‡, Paul R. Cieslak§, James W. Kronstad†, Muhammad G. Morshed*, and Karen H. Bartlett†
Table 2
Detected concentration of Cryptococcus gattii in positive soil and air samples from British Columbia and Washington*
| Concentration of C. gattii | Vancouver Island | BC mainland | Disease-endemic Gulf Island | Other Gulf Islands | Washington, USA |
|---|---|---|---|---|---|
| In soil (CFU/g) | |||||
| N | 143 | 0 | 31 | 2 | 1 |
| Geometric mean | 193.7 | – | 632 | 33.9 | 70.8 |
| Geometric SD | 6.5 | – | 14.2 | 1.5 | – |
| Range | 10–36,350 | – | 24–192,952 | 24.8–45.5 | – |
| In air (CFU/m3) for comparable months of the year | |||||
| N | 24 | 5 | 0 | 0 | 0 |
| Geometric mean | 43.3 | 10.8 | – | – | – |
| Geometric SD | 4.6 | 2.7 | – | – | – |
| Range | 2–875 | 5–38 | – | – | – |
*BC, British Columia; SD, standard deviation.
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