Table 4. The parameter estimates (excluding random effects) from the logistic generalized linear mixed model predicting the effect of length of time since arrival on parasitism.
Modeled distribution of C. ohridella assuming two generations per year | Modeled distribution of C. ohridella assuming three generations per year | |||||
Coefficient | SE | P | Coefficient | SE | P | |
Simple model | ||||||
Intercept | −5.490 | 0.763 | <0.001 | −5.531 | 0.754 | <0.001 |
Years since arrival | 0.430 | 0.163 | 0.012 | 0.439 | 0.161 | 0.009 |
Full model | ||||||
Intercept | −4.221 | 1.159 | <0.001 | −4.156 | 1.164 | <0.001 |
Years since arrival | 0.379 | 0.178 | 0.004 | 0.356 | 0.178 | 0.005 |
Easting (GB grid ref in km) | −0.001 | 0.003 | 0.362 | −0.001 | 0.003 | 0.372 |
Northing (GB grid ref in km) | −0.001 | 0.002 | 0.377 | −0.001 | 0.002 | 0.359 |
Number of mines | −0.010 | 0.004 | 0.038 | −0.009 | 0.004 | 0.040 |