Table 2. Generalized Linear Model results of ecological correlates of infection by dipteran and nematode parasites.
| Nematoda infection | df | Wald—χ2 | P |
| Host sex | 1 | 0.32 | 0.57 |
| Host body size | 1 | 0.06 | 0.81 |
| Male host body size | 1 | 0.13 | 0.72 |
| Female host body size | 1 | 1.34 | 0.24 |
| Year of collection | 4 | 12.51 | 0.01 |
| Stage of development | 1 | 3.29 | 0.07 |
| Diptera infection | df | Wald—χ2 | P |
| Host sex | 1 | 0.01 | 0.95 |
| Host body size | 1 | 0.01 | 0.93 |
| Male host body size | 1 | 4.08 | 0.04 |
| Female host body size | 1 | 2.20 | 0.14 |
| Year of collection | 4 | 15.32 | <0.01 |
| Stage of development | 1 | 0.62 | 0.43 |
| Combined infection | df | Wald—χ2 | P |
| Host sex | 1 | 0.15 | 0.70 |
| Host body size | 1 | 0.01 | 0.93 |
| Male host body size | 1 | 1.51 | 0.22 |
| Female host body size | 1 | 0.06 | 0.80 |
| Year of collection | 4 | 12.97 | 0.11 |
| Stage of development | 1 | 3.60 | 0.06 |