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. Author manuscript; available in PMC: 2010 May 1.
Published in final edited form as: J Pers Assess. 2009 May;91(3):265–276. doi: 10.1080/00223890902794317

Correlation Matrix for PPI-R Scale and MPQ-Based Measures from Study 1 (N = 304)

1 2 3 4 5 6 7 8 9 10
1. RN 1.000
2. BE .319 1.000
3. ME .449 .436 1.000
4. CN .396 .257 .351 1.000
5. STI .248 −.136 .068 .234 1.000
6. SOI .251 −.086 .258 .046 .383 1.000
7. F .536 .096 .285 .244 .372 .264 1.000
8. C .203 .132 .336 .470 .431 .088 .157 1.000
9. FD .306 −.173 .152 .060 .495 .602 .509 .132 1.000
10. IA .604 .624 .531 .445 .045 .024 .331 .188 .031 1.000
Mean 2.066 2.175 2.299 2.634 2.808 2.901 2.508 2.758 2.669 2.056
SD 0.496 0.542 0.419 0.552 0.538 0.384 0.586 0.589 0.370 0.351

Note: RN = Rebellious Nonconformity (PPI: Impulsive Nonconformity); BE = Blame Externalization; ME = Machiavellian Egocentricity; CN = Carefree Nonplanfulness; STI = Stress Immunity; SO = Social Influence (PPI: Social Potency); F = Fearlessness; C = Coldheartedness; FD = MPQ-Based Fearless Dominance; IA = MPQ-Based Impulsive Antisociality.