The Dark Triad In Adult Sibling Dyads
Table 1:
Dark Triad | Self-ratings | Older sibling (ratings by the younger sibling) | Younger sibling (ratings by the older sibling) | |
Older sibling | Younger sibling | |||
Machiavellianism | 2.3 (0.81) | 2.33 (0.86) | 2.38 (0.92) | 2.53 (0.78) |
Narcissism | 2.94 (0.88) | 2.83 (0.84) | 2.87 (0.84) | 2.92 (0.86) |
Psychopathy | 2.7 (0.84) | 2.78 (0.89) | 2.61 (0.83) | 2.65 (0.77) |