Table 2.
Means (M) and standard deviations (SD) of demographic and psychometric data
| BPD (n = 30) | HC (n = 30) | p | |||
|---|---|---|---|---|---|
| M | SD | M | SD | ||
| Demographics | |||||
| age (years) | 29.27 | 9.03 | 27.20 | 10.03 | .420a |
| gender (female/male) | 25/5 | 23/7 | .519b | ||
| education (median/IQR) | 4.00 | 1.25 | 4.00 | 0.00 | .083c |
| verbal intelligence | 28.51 | 4.07 | 28.89 | 3.71 | .293a |
| Questionnairesa | |||||
| BSL-23 | 2.28 | 1.02 | 0.39 | 0.40 | < .001 |
| IRI | |||||
| personal distress | 15.87 | 3.01 | 10.60 | 3.53 | < .001 |
| empathetic concern | 15.63 | 2.47 | 14.73 | 2.60 | .174 |
| perspective taking | 13.30 | 2.74 | 15.27 | 2.56 | .006 |
| fantasy | 13.80 | 3.94 | 14.47 | 3.14 | .472 |
| SPQ | 34.7 | 13.5 | 15.5 | 10.6 | < .001 |
| Perceived intention | |||||
| IC | 2.25 | 0.62 | 2.17 | 0.46 | |
| IP | 3.56 | 0.69 | 4.01 | 0.47 | |
| LC | 1.94 | 0.49 | 1.81 | 0.42 | |
| LP | 4.52 | 0.37 | 4.70 | 0.25 | |
| Sensitivity (d‘) | |||||
| IC vs. LP | 1.11 | 0.31 | 1.17 | 0.21 | |
| IP vs. LC | 0.89 | 0.31 | 1.07 | 0.22 | |
| Response bias (β) | |||||
| IC vs. LP | 1.01 | 0.09 | 0.95 | 0.09 | |
| IP vs. LC | 1.07 | 0.11 | 1.13 | 0.09 | |
HC healthy controls, BPD borderline personality disorder, BSL-23 Borderline Symptom List, IRI interpersonal reactivity index, SPQ schizotypal personality questionnaire, IC ironic criticism, IP ironic praise, LC literal criticism, LP literal praise
aindependent sample t-test
bPearson-Chi-Quadrat
cMann-Whitney-U-Test
dWelch-Test