Table 1.
Sociodemographic and clinical characteristics among BPD and non-BPD adolescents
| Characteristic | BPD n = 103 | Non-BPD n = 64 | P |
|---|---|---|---|
| Age, years, mean (SD) | 14.6 (1.4) | 15.1 (1.4) | 0.05 |
| Sex, female, % | 81 | 79 | ns |
| Number of siblings, mean (SD) | 2.5 (1.1) | 2.6 (1.4) | ns |
| Family structure, % | |||
| Living with 1 or 2 biological parent(s) | 93 | 94 | ns |
| Living in a shelter or in a foster family | 7 | 6.50 | ns |
| History of special class services | 14 | 9 | ns |
| Passive ideation (C-SSRS), % | 26 | 5 | <0.001 |
| Active ideation (C-SSRS), % | 59 | 40 | <0.001 |
| Suicide attempts frequency (C-SSRS), mean (SD) | 1.7 (1.6) | 1.1 (0.3) | <0.001 |
| Plan (C-SSRS), % | 38 | 15 | <0.001 |
| Verbal threats (C-SSRS), % | 45 | 22 | 0.01 |
| Non suicidal self-injuries (C-SSRS), % | 58 | 36 | 0.01 |
| Impulse phobia, % | 22 | 5 | <0.001 |
| Depression (BDI), mean (SD) | 28.6 (12.2) | 14.1 (9.2) | <0.001 |
| Psychiatric comorbidities (number of K-SADS diagnoses), mean (SD) | 1.6 (1.4) | 1.1 (1) | 0.05 |
| Major depressive disorder (K-SADS), % | 32 | 25 | ns |
| Adjustment disorder with depressed mood (K-SADS), % | 21 | 27 | ns |
| Oppositional defiant disorder (K-SADS), % | 15 | 2 | 0.01 |
| Substance abuse (current episode) (K-SADS), % | 10 | 4 | ns |
BDI = Beck Depression Inventory; BPD = borderline personality disorder; C-SSRS = Columbia-Suicide Severity Rating Scale; K-SADS = Schedule for Affective Disorders and Schizophrenia for School-Age Children; ns = not significant