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Table 4 Top AICc approximating model explaining variation in detection probability (p) and probability of infection (Ψ) for three hematozoa genera following three stages of model selection

From: Detection, prevalence, and transmission of avian hematozoa in waterfowl at the Arctic/sub-Arctic interface: co-infections, viral interactions, and sources of variation

  

Top approximating model

Parasite genus

Model stage

p

Ψ

Leuc

Stage 1

p May(.) + p Jun(.) + p Aug((ad * sex) + juv) * day)

ΨMay(spp + sex) + ΨJun(spp) + ΨAug(spp * age) + (age * day))

 

Stage 2

--

Stage 1 + Haem

 

Stage 3

--

Stage 2 + (BCI * spp)

Haem

Stage 1

p May(.) + p Jun(.) + p Aug(spp + age)

ΨMay(spp + sex) + ΨJun(spp) + ΨAug((ad * spp * sex) + (juv * spp))

 

Stage 2

--

Stage 1 + Leuc

 

Stage 3

--

Stage 2 + (BCI * age)

Plas

Stage 1

p(.)

ΨMay(sex) + ΨJun(spp + sex) + ΨAug((spp + age) * day)

 

Stage 2

--

Stage 1

 

Stage 3

--

Stage 2

  1. Model structure explaining variation in p was fixed following Stage 1 for additional investigation of variation on Ψ in Stages 2 and 3. Abbreviations: Leuc Leucocytozoon, Haem Haemoproteus, Plas Plasmodium, spp duck species, ad age class adult, juv age class juvenile