Table 5. Results of generalized linear models (model 1 & 2) and generalized linear mixed effects models (models 3, 4 & 5) showing the influence of host age and sex on the proportion of each phylogenetic group of E. coli in elephants.
Model | Phylogroup | Covariate | Estimate | Standard error | z value | P |
Model 1 | A | |||||
Age | −0.025 | 0.016 | −1.530 | 0.126 | ||
Sex | −0.005 | 0.405 | −0.012 | 0.990 | ||
Model 2 | B1 | |||||
Age | −0.003 | 0.005 | −0.607 | 0.544 | ||
Sex | −0.225 | 0.164 | −1.374 | 0.169 | ||
Model 3 | B2 | |||||
Age | 0.027 | 0.019 | 1.428 | 0.153 | ||
Sex | 0.926 | 0.554 | 1.671 | 0.095 | ||
Model 4 | D | |||||
Age | −0.036 | 0.023 | −1.598 | 0.110 | ||
Sex | 1.069 | 0.451 | 2.368 | 0.018 | ||
Model 5 | unclassified | |||||
Age | 0.035 | 0.012 | 2.813 | 0.005 | ||
Sex | −0.251 | 0.514 | −0.487 | 0.626 |