Table 1.
Endorsement of MSI-BPD items and factor score as a function of NSSI group
| MSI-BPD | Overall sample (N = 724) | NSSI + group (N = 136) | NSSI – group (N = 588) |
|---|---|---|---|
| Factor score M (SD) | |||
| Emotion Dys** | 0.85 (1.02) | 1.58 (1.03) | 0.69 (0.94) |
| Disturbed relatedness** | 1.49 (1.53) | 2.57 (1.66) | 1.24 (1.38) |
| Behavioral Dys** | 0.57 (0.83) | 1.91 (0.70) | 0.26 (0.47) |
| Items endorsed% (N) | |||
| Relationship instability* | 38.4% (N = 278) | 46.3% (N = 63) | 36.6% (N = 215) |
| Impulsivity** | 30.0% (N = 217) | 59.6% (N = 81) | 23.1% (N = 136) |
| Unstable affect** | 38.4% (N = 278) | 67.6% (N = 92) | 31.6% (N = 186) |
| Angry** | 26.7% (N = 193) | 47.1% (N = 64) | 21.9% (N = 129) |
| Distrustful of others** | 40.7% (N = 295) | 64.7% (N = 88) | 35.2% (N = 207) |
| Felt unreal** | 23.1% (N = 167) | 39.7% (N = 54) | 19.2% (N = 113) |
| Chronic emptiness** | 25.4% (N = 184) | 58.1% (N = 79) | 17.9% (N = 105) |
| Identity** | 21.8% (N = 158) | 48.5% (N = 66) | 15.6% (N = 92) |
| Avoid abandonment** | 20.9% (N = 151) | 44.1% (N = 60) | 15.5% (N = 91) |
| Suicidality** | 21.1% (N = 153) | 100% (N = 136) | 2.9% (N = 17) |
Note: *p < .05, **p < .001; MSI-BPD, McLean Screening Instrument for Borderline Personality Disorder, NSSI = Non-Suicidal Self-Injury, Dys = Dysregulation.