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. 2019 Nov 1;10:2432. doi: 10.3389/fpsyg.2019.02432

TABLE 5.

Results of hierarchical regression analyses for each learning parameter predicted by secondary psychopathy and trait anxiety scores.

Step 1
 Step 2
SP TA R2 SP TA SP × TA ΔR2
β β
εGP 0.138 [−0.158, 0.416] 0.014 [−0.270, 0.294] 0.020 0.082 [−0.197, 0.377] 0.059 [−0.248, 0.333] −0.312∗ [−0.506, −0.033] 0.094∗
εGN −0.027 [−0.322, 0.265] −0.025 [−0.310, 0.265] 0.002 −0.029 [−0.305, 0.268] −0.025 [−0.327, 0.264] −0.006 [−0.265, 0.239] < 0.001
εLP −0.004 [−0.286, 0.301] −0.082 [−0.361, 0.205] 0.007 −0.029 [−0.333, 0.270] 0.062 [−0.375, 0.227] −0.138 [−0.370, 0.134] 0.018
εLN 0.101 [−0.343, 0.244] 0.105 [−0.147, 0.4144] 0.019 −0.059 [−0.368, 0.206] 0.143 [−0.158, 0.438] −0.020 [−0.276, 0.226] < 0.001
ρ −0.039 [−0.331, 0.264] 0.041 [−0.258, 0.316] 0.002 −0.038 [−0.323, 0.271] 0.040 [−0.251, 0.344] 0.008 [−0.259, 0.259] < 0.001
bias 0.035 [−0.249, 0.311] −0.075 [−0.358, 0.211] 0.006 0.002 [−0.272, 0.296] −0.049 [−0.346, 0.226] −0.182 [−0.401, 0.094] 0.032
π 0.049 [−0.231, 0.335] 0.011 [−0.277, 0.314] 0.003 0.062 [−0.228, 0.366] 0.001 [−0.312, 0.275] 0.072 [−0.172, 0.330] 0.005

SP, secondary psychopathy, TA, trait anxiety; β, standardized coefficient; εGP, learning rate for positive PE in gains; εGN, learning rate for negative PE in gains; εLP, learning rate for positive PE in losses; εLN, learning rate for negative PE in losses; ρ, subjective impact of outcomes; bias, response bias, π, Pavlovian factor. ∗p < 0.05. The 95% highest-density intervals (HDIs) are presented in square brackets.