Table 1 Sociodemographic and clinical characteristics of samples
|  | BPD (n = 58) | ADHD (n = 58) | Control group (n = 29) | Post-hoc (Tukey’s test) |
Sex (n, %) |  |  |  | F = 26.289 (p < .001) |
 Female | 49 (84.48) | 18 (31.03) | 23 (79.31) | BPD = Control > ADHD |
 Male | 9 (15.52) | 40 (68.97) | 6 (20.69) | ADHD > BPD = Control |
Age (mean, SD) | 16.33 (1.66) | 13.71 (1.83) | 16.97 (1.74) | F = 47.234 (p < .001) BPD = Control > ADHD |
Academic level (n, %) |  |  |  | F = 1.057 (p = .35) |
 Primary school | 15 (25.9) | 5 (8.6) | 4 (13.8) |  |
 High school | 32 (55.2) | 43 (74.1) | 17 (58.6) |  |
 Vocational training | 5 (8.6) | 4 (6.9) | 1 (3.4) |  |
 University | 5 (8.6) | 6 (10.4) | 7 (24.1) |  |
|  | BPD (n = 38) | ADHD (n = 12) | Control group (n = 21) |  |
KSADS/SCID-I (n, %) | ||||
 None | 19 (50) | 7 (58.33) | 21 (100) | F = 6.325 (p = .003) |
 One disorder | 14 (36.84) | 4 (33.33) | 0 (0) |  |
 Two disorders | 3 (7.89) | 0 (0) | 0 (0) | BPD > Control |
 Three or more disorders | 2 (5.3) | 1 (8.3) | 0 (0) |  |
SCID-II (n, %) | ||||
 None | 3 (7.9) | 10 (83.3) | 21 (100) | F = 101.99 (p < .001) |
 One or more PD (Other than BPD) | 35 (92.1) | 2 (16.7) | 0 (0) | BPD > ADHD = Control |