Table 1 Factor structure of the Shedler–Westen Assessment Procedure for Adolescents

Factor 1: Psychopathy/malignant narcissism
Tends to be critical of others 0.86
Tends to be angry or hostile (whether consciously or unconsciously) 0.81
Tends to hold grudges; may dwell on insults or slights for long periods 0.78
Tends to get into power struggles with adults 0.78
Appears to gain pleasure or satisfaction by being sadistic, aggressive or bullying (whether consciously or unconsciously) 0.75
Tends to react to criticism with feelings of rage or humiliation 0.73
Tends to blame others for own failures or shortcomings; tends to believe his/her problems are caused by external factors 0.72
Tends to see own unacceptable feelings or impulses in other people instead of in him/herself 0.72
Tends to be rebellious or defiant toward authority figures 0.72
Manages to elicit in others feelings similar to those he or she is experiencing (e.g. when angry, acts in such a way as to provoke anger in others; when anxious, acts in such a way as to induce anxiety in others) 0.70
Tends to express intense and inappropriate anger, out of proportion to the situation at hand 0.69
Tends to be oppositional, contrary or quick to disagree 0.69
Tends to be controlling 0.68
Takes advantage of others; is out for number one; has minimal investment in moral values 0.68
Tends to show reckless disregard for the rights, property or safety of others 0.67
Draws pleasure or self-esteem from being, or being seen as, ‘bad’ or ‘tough’ 0.66
Tends to see certain others as ‘all bad’, and loses the capacity to perceive any positive qualities the other person may have 0.66
Is quick to assume that others wish to harm or take advantage of him/her; tends to perceive malevolent intentions in others' words and actions 0.65
Tends to be arrogant, haughty or dismissive 0.65
Tends to be competitive with others (whether consciously or unconsciously) 0.64
Tends to seek power or influence with peers (whether in beneficial or destructive ways) 0.64
Seeks to dominate an important other (e.g. sibling, parent, boyfriend, girlfriend) through violence or intimidation 0.64
Tends to feel misunderstood, mistreated or victimised 0.63
Tends to break things or become physically assaultive when angry 0.62
Has an exaggerated sense of self-importance; tends to boast or brag 0.62
Tries to manipulate others' emotions to get what s/he wants 0.60
Appears to feel privileged and entitled; expects preferential treatment 0.57
Has little empathy; seems unable to understand or respond to others' needs and feelings unless they coincide with his/her own 0.56
Tends to elicit extreme reactions or stir up strong feelings in others 0.56
Tends to elicit dislike or animosity in others 0.55
Appears to experience no remorse for harm or injury caused to others 0.55
Tends to be deceitful; tends to lie or mislead 0.52
Tends to be unconcerned with the consequences of his/her actions; appears to feel immune or invulnerable 0.50

http://bjp.rcpsych.org/cgi/content/full/186/3/227/TBL1