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Table 3 Models describing the egg output of Ascaris lumbricoides as polynomials of the mean weight of female worms

From: Density-dependent effects on the weight of female Ascaris lumbricoides infections of humans and its impact on patterns of egg production

Population Model order polynomial Maximum log-likelihood LRS p-value AIC
Baseline 1st -10.68 - - 27.37
  2nd 4.71 30.80 <0.0001 -1.43
  3rd† 11.22 13.02 0.00031 -12.45
1st re-infection 1st -12.98 - - 31.97
  2nd† 2.96 31.88 <0.0001 2.09
  3rd 3.88 1.84 0.17 2.25
2nd re-infection 1st -12.14 - - 30.29
  2nd 0.0043 24.30 <0.0001 7.99
  3rd† 3.68 7.34 0.0067 2.65
  1. Comparison of models describing the per host net egg output of Ascaris as polynomial functions of the per host mean weight of female worms. Analyses were performed on grouped mean data (see text) using standard GLM procedures. denotes the best-fit model in each population.