Table 3 Association between MAOA-uVNTR variant and appetitive aggression (AAS score), using additive genetic models.

From: Appetitive and reactive aggression are differentially associated with the STin2 genetic variant in the serotonin transporter gene

Variable

Unstandardised coefficient

z

p-value

95% CI for β

β

SE

Upper bound

Lower bound

Intercept

1.12

0.12

9.71

<2 × 10−16

  

Witnessed trauma

0.04

0.01

5.21

1.92 × 10−07

0.02

0.05

Experienced trauma

0.05

0.01

7.13

9.80 × 10−13

0.04

0.07

Age (years)

−0.04

0.00

−9.82

<2 × 10−16

−0.05

−0.03

BPAQ score

0.02

0.00

20.53

<2 × 10−16

0.02

0.02

MAOA-L

0.01

0.03

0.35

0.728

−0.05

0.07

  1. Abbreviations: β, estimated Poisson regression coefficients for the model; SE, standard error of the individual regression coefficients; z, z-test statistic; CI, confidence interval; BPAQ, Buss-Perry Aggression Questionnaire; MAOA, monoamine oxidase A; MAOA-L: low-expressing MAOA-uVNTR allele combination (2- and 3-repeat alleles).
  2. Hosmer-Lemeshow goodness-of-fit: χ2 = −4.95, df = 8, p-value = 1.
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