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. 2015 Oct 1;12:25. doi: 10.1186/s12983-015-0118-9

Table 3.

Predictors of parasite burden in males and females based on the longitudinal data

Males Females
β SE z P β SE z P
Subulura Intercept −0.927 0.477 −1.945 0.052 a −2.927 0.659 −4.440 <0.001 b
Prevalence Season (ref. dry) 0.249 0.597 0.417 0.679 2.137 0.895 2.388 0.017
Age −0.205 0.354 −0.580 0.562 0.004 0.306 0.014 0.989
Body mass - - - - −1.013 0.460 −2.204 0.028
Season *Age - - - - - - - -
Season *Body mass - - - - - - - -
Trichuris Intercept - - - -d −2.219 0.529 −4.192 <0.001 c
prevalence Season (ref. dry) - - - - −0.931 0.908 −1.026 0.305
Age - - - - −0.455 0.351 −1.297 0.195
Body mass - - - - - - - -
Season *Age - - - - - - - -
Season *Body mass - - - - - - - -
Hymenolepis Intercept −2.439 1.299 −1.878 0.060 e −2.119 0.631 −3.359 <0.001 f
prevalence Season (ref. dry) −0.226 0.873 −0.259 0.796 0.785 0.604 1.300 0.194
Age −0.851 0.784 −1.085 0.278 −0.204 0.332 −0.613 0.540
Body mass - - - - - - - -
Season *Age - - - - - - - -
Season *Body mass - - - - - - - -
Morphotype Intercept −0.430 0.267 −1.613 0.107 g −1.259 0.312 −4.033 <0.001 h
richness Season (ref. dry) 0.020 0.332 0.061 0.952 0.926 0.449 2.063 0.039
Age −0.188 0.192 −0.982 0.326 −0.102 0.155 −0.658 0.511
Body mass - - - - −0.419 0.221 −1.897 0.058
Season *Age - - - - - - - -
Season *Body mass - - - - - - - -

a N = 55 samples/20 individuals, R2 marginal = 0.065, R2 conditional = 0.065, σ2 < 0.001

b N = 95 samples/40 individuals, R2 marginal = 0.149, R2 conditional = 0.149, σ2 < 0.001

c N = 99 samples/40 individuals, R2 marginal = 0.143, R2 conditional = 0.143, σ2 < 0.001

dNo Trichuris infections in males

e N = 55 samples/20 individuals, R2 marginal = 0.098, R2 conditional = 0.428, σ2 = 1.897

f N = 99 samples/40 individuals, R2 marginal = 0.033, R2 conditional = 0.304, σ2 = 1.282

g N = 49 samples/20 individuals, R2 marginal = 0.084, R2 conditional = 0.108, σ2 = 0.023

h N = 95 samples/40 individuals, R2 marginal = 0.095, R2 conditional = 0.132, σ2 = 0.051

Predictions are based on the final models using repeated measures from the same individuals, after dropping interaction terms and body mass when non-significant at threshold P > 0.1 (empty cells). P-values for statistically significant results at the significance threshold P < 0.05 in bold