Results of hierarchical multiple regression analysis regarding affect-modulated startle magnitude (contrast unpleasant/neutral IAPS pictures; Diffunpl-neutr).

COMT (val/val) = val/val vs. val/met and met/met genotypes; CTQ = Childhood Trauma Questionnaire (logarithmized sum score); R2 = coefficient of determination (explained variance); ΔR2 = increase of explained variance; ΔF (p) = change and significance of F-statistics; β = standardized regression coefficient; t = t-statistics.**p