Table 1.
Psychometric data of 17 patients with borderline personality disorder and 18 healthy controls
| Group, mean (SD) | |||
|---|---|---|---|
|
|
|||
| Variable | BPD | Control | p value |
| Beck Depression Inventory41 | 26.3 (11.0) | 5.6 (5.0) | < 0.001* |
| STAI, STAXI | |||
| State anxiety | 53.2 (8.7) | 38.1 (7.2) | < 0.001* |
| Trait anxiety | 62.6 (6.3) | 41.0 (10.2) | < 0.001* |
| State anger | 15.5 (7.8) | 11.8 (2.4) | 0.07 |
| Trait anger | 26.3 (7.1) | 18.4 (4.7) | 0.001† |
| UPPS impulsivity questionnaire | |||
| Premediation | 39.1 (6.9) | 28.3 (7.7) | < 0.001* |
| Urgency | 49.0 (5.8) | 32.5 (9.8) | < 0.001* |
| Sensation seeking | 39.8 (8.8) | 35.7 (9.7) | 0.20 |
| Lack of perseverance | 30.0 (4.2) | 24.1 (5.1) | 0.001* |
| BPDSI | |||
| Abandonment | 3.33 (1.60) | — | — |
| Interpersonal relationships | 3.42 (1.45) | — | — |
| Identity | 2.30 (1.03) | — | — |
| Impulsivity | 2.09 (1.00) | — | — |
| Parasuicidal behaviour | 1.37 (1.30) | — | — |
| Affective instability | 7.19 (1.94) | — | — |
| Emptiness | 6.04 (3.02) | — | — |
| Outbursts of anger | 3.16 (2.00) | — | — |
| Dissociation and paranoid ideation | 2.30 (2.15) | — | — |
| Total score | 35.36 (6.57) | — | — |
BPD = borderline personality disorder; BPDSI = Borderline Personality Disorder Severity Index;33 SD = standard deviation; STAI = State-Trait Anxiety Inventory;32 STAXI = State-Trait Anger Expression Inventory;32 UPPS = Urgency, Premeditation, Lack of Perseverance, Sensation Seeking.31
*
5% α error significance after Bonferroni correction for multiple comparisons, in which all tests (scales) were included.
†
1% α error significance.