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. Author manuscript; available in PMC: 2019 Mar 21.
Published in final edited form as: Psychiatry Res. 2018 Dec 28;272:438–446. doi: 10.1016/j.psychres.2018.12.145

Table 2.

Descriptive Statistics of Psychopathy Measures by Sex

Measure n Mean SD Min Max Skewness Kurtosis
Females
 Primary 1775 1.60 0.36 1.00 3.19 0.56 −0.04
 Secondary 1775 1.74 0.43 1.00 3.50 0.57 0.26
Males
 Primary 1632 1.83 0.44 1.00 3.75 0.34 −0.11
 Secondary 1633 1.84 0.43 1.00 3.60 0.40 0.00

Note. n = sample size; SD = standard deviation; min = minimum; max = maximum; Primary = Levenson’s primary psychopathy scale; Secondary = Levenson’s secondary psychopathy scale.