Table 4.
Factors associated with C. imicola occurrence using multivariate negative binomial regression analysis.
| Factors | Number of traps | Total number of C. imicola collected | Mean number of C. imicola collected (mean ± SD) | Negative binomial regression coefficient | p-value |
|---|---|---|---|---|---|
| Agro-ecological zonation | |||||
| Arid | 22 | 2051 | 93.2 ± 98.3 | Ref | |
| Semi-Arid | 16 | 523 | 32.7 ± 104.1 | − 1.048 | 0.0103 |
| Sub-humid | 12 | 2256 | 188.0 ± 190.6 | 0.701 | 0.114 |
| Habitat | |||||
| Animal pen | 28 | 4205 | 150.2 ± 156.8 | Ref | |
| Indoor | 6 | 59 | 9.8 ± 12.5 | NA | NA |
| Outdoor | 2 | 72 | 36.0 ± 3.0 | − 45.19 | 0.000 |
| Water shorea | 14 | 494 | 35.3 ± 47.2 | − 0.80795 | 0.091 |
| Soil type | |||||
| Andosols | 4 | 183 | 45.8 ± 23.4 | Ref | |
| Fluvisols | 18 | 1661 | 92.3 ± 48.8 | 1.652 | 0.001 |
| Leptosols | 10 | 461 | 46.1 ± 13.2 | 1.021 | 0.177 |
| Luvisols | 5 | 212 | 42.4 ± 146.8 | NA | NA |
| Nitisols | 2 | 548 | 274 ± 52.3 | 26.857 | 0.000 |
| Vertisols | 11 | 1765 | 160.5 ± 113.4 | 0.828 | 0.561 |
| Mean ± SD | Minimum | Maximum | |||
|---|---|---|---|---|---|
| Mean annual minimum temperature (°C) | 13.72 ± 2.37 | 9.1 | 18.3 | − 1.613 | 0.000 |
| Altitude (masl) | 1572 ± 311.4 | 843 | 2390 | − 0.051 | 0.001 |
| Water vapour pressure | 1.58 ± 0.17 | 1.12 | 1.87 | 125.453 | 0.000 |
aWater shore includes river side, near pond, and lake shore.