| diagnostic criteria |  | |
---|---|---|---|
2008–2012 (N = 87) | 1996–2004 (N = 142) | ||
% (n) | % (n) | Fisher’s exact (p value) | |
unstable and capricious (impulsive, whimsical) mood | 99 (86) | 98 (139) | 0.6358 |
chronic feelings of emptiness | 94 (82) | 44 (63) | < 0.0001 |
recurrent threats or acts of self-harm | 93 (81) | 94 (134) | 1.0000 |
disturbances in and uncertainty about self-image, aims, and internal preferences | 92 (80) | 74 (105) | 0.0009 |
tendency to act unexpectedly and without consideration of the consequences | 89 (77) | 80 (114) | 0.1426 |
anger or violence, with inability to control the resulting behavioral explosions | 72 (63) | 63 (90) | 0.1934 |
liability to become involved in intense and unstable relationships, often leading to emotional crisis | 69 (60) | 46 (66) | 0.0010 |
excessive efforts to avoid abandonment | 69 (60) | 18 (25) | < 0.0001 |
marked tendency to engage in quarrelsome behavior and to have conflicts with others, especially when impulsive acts are thwarted or criticized | 53 (43) | 28 (40) | 0.0002 |
difficulty in maintaining any course of action that offers no immediate reward | 52 (45) | 39 (55) | 0.0566 |