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Table 2 Heritability estimates for selected discrete phenotypes

From: X chromosome effects and their interactions with mitochondrial effects

  

Model test

p-Value

DESIRE

 

POL vs. sporadic

3.49 × 10-6c

  

MIT vs. POL

0.067

  

XFX vs. POL

0.050

final model:a

h2g: 0.48(0.12) + e2: 0.52(0.12)

CRAVING

 

POL vs. sporadic

0.0003c

  

MIT vs. POL

0.005c

  

XFX vs. MIT

0.229

final model:a

h2g: 0.00(0.14b) + e2: 0.81(0.05) + h2mt: 0.19(0.05)

SPENT

 

POL vs. sporadic

0.020d

  

MIT vs. POL

0.356

  

XFX vs. POL

0.034d

final model:a

h2g: 0.00(0.05b) + e2: 0.94(0.02) + h2Xf: 0.06(0.02)

  1. aEstimates (SE) of parameters retained in the final model (the final estimate of h2g is given even when = 0). h2g, autosomal additive genetic heritability; h2mt, heritability due to the mitochondrion; h2Xf, X-linked heritability in females; e2, environmental component.
  2. bOne-tailed empirical SEs estimated for point estimates at the boundary.
  3. cp < 0.01
  4. dp < 0.05