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. 2021 Oct 21;11:20853. doi: 10.1038/s41598-021-00358-8

Table 2.

The correlations between the learning parameters and the personality traits.

Descriptive statistics of the personality traits Gain Loss
αP αN β κ αP αN β κ
PP M = 34.37, SD = 5.44, Range[22–45]  − 0.144 0.134 0.122  − 0.033 0.012 0.043 0.069 0.073
SP M = 20.98, SD = 3.65, Range[14–29]  − 0.016 0.043  − 0.016  − 0.013 0.277*  − 0.013  − 0.062  − 0.026
TA M = 49.08, SD = 11.07, Range[30–70] 0.012 0.228 0.282*  − 0.136 0.107 0.009 0.114 0.061

Note PP = primary psychopathy, SP = secondary psychopathy, TA = trait anxiety, αP = learning rate for positive PE, αN = learning rate for negative PE, β = inverse temperature, κ = subjective utility parameter. *p < 0.05.