TABLE 1.
Characteristics of soil samples by C. immitis colonization (n = 278)
| Characteristic | Data for: |
P valuec | ||
|---|---|---|---|---|
| All samples | Coccidioides-positive samples | Coccidioides-negative samples | ||
| Total (no. ([%]) | 278 | 70 (25) | 208 (75) | |
| Transect (median [IQR])b | 5 (3–7) | 6 (3–7) | 5 (3–7) | 0.380 |
| Distance (median [IQR] [m]) | 40 (4–70) | 3.5 (2–20) | 50 (20–80) | <0.001 |
| Altitude (median [IQR] [ft]) | 360 (353–364) | 362 (356–365) | 360 (351–364) | 0.095 |
| Rodent burrows (no. [%])a | 27 (10) | 7 (10) | 20 (10) | 0.952 |
| Leachate pH (median [IQR]) | 7.4 (7.0–7.9) | 7.4 (6.9–7.9) | 7.4 (7.0–7.8) | 0.762 |
| Vegetation (no. [%])a | 132 (47) | 24 (34) | 108 (52) | 0.011 |
| ATV track (no. [%])a | 154 (55) | 46 (66) | 108 (52) | 0.045 |
a
Data indicate no. of samples taken from type of site and proportion of samples out of total.
b
IQR, interquartile range.
c
Bold indicates a P value of <0.05.