Table 3 Descriptive statistics across each class profile and for the total sample
Variable | Class 1 (n = 289) 57.57% | Class 2 (n = 111) 22.11% | Class 3 (n = 43) 8.57% | Class 4 (n = 59) 11.75% | Total sample (N = 502) |
|---|---|---|---|---|---|
Age (in years) | 15.3 (1.5) [15] | 15.6 (1.5) [16] | 15.4 (1.7) [16.0] | 15.4 (1.5) [15.0] | [15.0] |
Biological sex | |||||
 Female (n, %) | 224, 77.5% | 94, 84.7% | 30, 69.8% | 49, 83.1% | - |
 Male (n, %) | 65, 22.5% | 17, 15.3% | 13, 30.2% | 10, 16.9% | - |
STiP-5.1 total score | 0.8 (0.5) [0.7] | 1.5 (0.5) [1.5] | 1.5 (0.5) [1.3] | 2.3 (0.6) [2.3] | [1.1] |
STiP-5.1: Identity | 1.3 (0.8) [1.3] | 2.1 (0.9) [2.0] | 1.9 (0.8) [1.7] | 2.5 (0.7) [2.7] | [1.7] |
STiP-5.1: Self-direction | 0.7 (0.6) [0.7] | 2.2 (0.7) [2.0] | 1.2 (0.7) [1.3] | 2.4 (0.8) [2.3] | [1.2] |
STiP-5.1: Empathy | 0.5 (0.5) [0.3] | 0.7 (0.6) [0.7] | 1.7 (0.7) [1.7] | 2.1 (0.7) [2.0] | [0.7] |
STiP-5.1: Intimacy | 0.5 (0.6) [0.3] | 1.1 (0.9) [1.0] | 1.1 (0.7) [1.0] | 2.0 (1.0) [2.0] | [0.7] |
Fulfilled BPD criteria | 1.9 (1.9) [2.0] | 3.6 (2.3) [3.0] | 3.3 (2.1) [3.0] | 4.4 (2.6) [4.0] | [2.0] |
Depressivity (CDRS-R) | 46.7 (15.2) [47.0] | 60.6 (14.4) [63.0] | 51.4 (14.2) [51.0] | 60.8 (16.3) [61.0] | [51.0] |
Emotion Dysregulation (DERS) | 56.2 (13.7) [57.0] | 63.7 (10.9) [64.0] | 60.5 (13.9) [63.0] | 66.3 (10.6) [66.0] | [60.5] |
HRQoL (KIDSCREEN-10) | 21.1 (6.6) [20.5] | 16.1 (5.7) [16.0] | 18.1 (5.8) [17.0] | 16.5 (6.0) [16.0] | [18.0] |
Number of MINI-KID diagnoses | 2.2 (1.9) [2.0] | 3.6 (2.6) [3.0] | 3.4 (2.2) [3.0] | 4.0 (2.4) [4.0] | [2.0] |
Number of NSSI in the past year | 40.4 (67.0) [12.0] | 79.4 (110.6) [30.0] | 87.2 (131.0) [22.5] | 77.9 (107.2) [33.0] | [16.0] |
Suicide attempts in the past year | 4.0 (32.1) [0.0] | 2.9 (8.0) [0.0] | 4.3 (15.8) [1.0] | 2.7 (5.5) [1.0] | [0.0] |