Table 1.
Borderline personality disorder (BPD) criteria endorsed
| BPD criteria (α = .81) | % endorsed in total sample (12–14 years / 15–18 years)a | Sensitivity % | Specificity % | Positive predictive value % | Negative predictive value % |
|---|---|---|---|---|---|
| Avoid abandonment | 17.2 (12.9 / 19.6) | 41.4 | 94.8 | 80.0 | 76.4 |
| Unstable relationships | 20.1 (21.0 / 19.6) | 46.6 | 93.1 | 77.1 | 77.7 |
| Identity disturbance | 27.2 (24.2 / 28.8) | 69.0 | 93.9 | 85.1 | 85.7 |
| Impulsiveness | 51.1 (33.9 / 60.7) | 79.3 | 62.9 | 51.7 | 85.9 |
| Suicidal/self-harm behaviors | 58.6 (58.1 / 58.9) | 94.8 | 59.5 | 53.9 | 95.8 |
| Affective instability | 47.1 (40.3 / 50.9) | 86.2 | 72.4 | 61.0 | 91.3 |
| Emptiness | 39.1 (38.7 / 39.3) | 75.9 | 79.3 | 64.7 | 86.8 |
| Inappropriate anger | 73.6 (69.4 / 75.9) | 93.1 | 36.2 | 42.2 | 91.3 |
| Dissociation/paranoia | 27.6 (22.6 / 30.4) | 62.1 | 89.7 | 75.0 | 82.5 |
a
Percentage of adolescents endorsing criterion as 2 or 3 on the Structured Interview for DSM-IV Personality Disorders in the total sample (n=174), as well as within the 12–14 year old and 15–18 year old subgroups.