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. 2018 Nov 2;6:e5812. doi: 10.7717/peerj.5812

Table 1. Summary statistics for experiment 1: migratory verses stationary.

Variable Effect χ12 Pa Sigb
DWV load Treatment 0.004 0.9512
Time 39.328 <0.001 ***
Treatment:Time 0.1592 0.690
DWV prev. Treatment 0.067 0.796
Time 15.805 <0.001 ***
Treatment:Time 0.024 0.878
BQCV load Treatment 16.488 <0.001 ***
Time 187.235 <0.001 ***
Treatment:Time 2.229 0.135
Varroa load Treatment 0.413 0.520
Time 18.391 <0.001 ***
Treatment:Time 6.465 0.011 *
Varroa prev. Treatment 1.290 0.256
Time 4.896 0.0270 *
Treatment:Time 3.21 0.073
Nosema load Treatment 0.645 0.422
Time 30.855 <0.001 ***
Treatment:Time 0.280 0.596
Nosema prev. Treatment 0.007 0.931
Time 3.652 0.056
Treatment:Time 3.352 0.067
FOB Treatment 3.597 0.058
Time 152.838 <0.001 ***
Treatment:Time 5.651 0.0174 *

Notes.

DWV load
deformed wing virus load
DWV prev.
deformed wing virus prevalence
BQCV load
black queen cell virus load
Varroa prev.
Varroa prevalence
Nosema prev.
Nosema prevalence
FOB
frames of bees

Prevalence is the percentage of colonies positive for a pathogen (DWV, Nosema, and Varroa). Virus load (DWV and BQCV) results for each colony are presented in average virus genome copies/bee. Nosema load is reported as average number of spores/bee and Varroa is reported as number of mites per 100 bees.

a

Significance for all models was determined using Type II Wald chi-square tests.

b

Asterisks represent level of significance.