Table 4 Comparisons of models in which for each pair of homologous traits full GxS is allowed (unconstrained model), homogeneity of sex-specific VA is imposed (VAm = VAf), rmf of +1 is imposed, or no GxS is allowed (VAm = VAf and rmf = +1)

From: Evolutionary genetics of personality in the Trinidadian guppy II: sexual dimorphism and genotype-by-sex interactions

Trait

Model

AIC

∆AIC

Activity

Unconstrained

1843.26

1.85

 

VAm = VAf

1841.41

0

 

rmf = +1

1847.16

5.75

 

No GxS

1843.18

1.77

Area covered

Unconstrained

2033.90

1.91

 

VAm = VAf

2031.99

0

 

rmf = +1

2036.57

4.58

 

No GxS

2033.07

1.08

Time in middle

Unconstrained

1915.18

0.86

 

VAm = VAf

1914.32

0

 

rmf = +1

1926.53

12.21

 

No GxS

1926.14

11.82

Freezings

Unconstrained

2311.05

3.30

 

VAm = VAf

2309.21

1.46

 

rmf = +1

2311.53

3.78

 

No GxS

2307.75

0

Length

Unconstrained

−7659.74

0

 

VAm = VAf

−7652.49

7.25

 

rmf = +1

−7649.80

9.94

 

No GxS

−7611.83

47.91

  1. Shading denotes the preferred model based on AIC