Volume 21, Number 11—November 2015
Research
Climatic Influences on Cryptococcus gattii Populations, Vancouver Island, Canada, 2002–2004
Table 4
Association between weather and the first Cryptococcus gattii sample in study areas, Vancouver Island, British Columbia Canada, 2002–2004*
Swab sample‡ | ||||
---|---|---|---|---|
Intercept | 10.31 | 2.45 | 5.42 to 15.19 | <0.001 |
Weekly wind speed, m/s | 0.76 | 0.26 | 0.24 to 1.28 | 0.003 |
Average weekly temperature, °C | −1.23 | 0.20 | −1.63 to −0.82 | <0.001 |
Monthly solar radiation, watts/m2, centered | 6.25 | 1.34 | 3.58 to 8.93 | <0.001 |
Mar−May vs. Nov−Feb | 0.92 | 1.18 | −1.43 to 3.27 | 0.435 |
Jun−Jul vs. Nov−Feb | 2.77 | 1.70 | −0.63 to 6.17 | 0.103 |
Aug−Oct vs. Nov−Feb | 1.24 | 1.28 | −1.31 to 3.80 | 0.332 |
Cedar (western red, yellow) vs. alder | −1.00 | 1.12 | −3.24 to 1.25 | 0.374 |
Fir (Douglas, other) vs. alder | −0.55 | 0.72 | −2.00 to 0.89 | 0.444 |
Garry Oak vs. alder | 0.94 | 0.90 | −0.85 to 2.73 | 0.296 |
Maple vs. alder | 0 | 0.85 | −1.69 to 1.71 | 0.997 |
Other vs. alder | −0.61 | 0.98 | −2.55 to 1.35 | 0.534 |
Pine vs. alder | −1.70 | 1.46 | −4.61 to 1.21 | 0.243 |
Proportion of C. gattii–positive samples previous mo | 2.21 | 0.89 | 0.43 to 3.98 | 0.013 |
*Determined by generalized linear and mixed effect model.
†116 samples, 7 study areas, Akaike Information Criterion = 194.7.
‡254 samples, 6 study areas, Akaike Information Criterion = 180.7.