Table 2.
Prevalence of bullying (≥3 on any item of the respective subscale), cyberbullying (≥3 on any item of the respective subscale), and social network addiction (≥75th percentile) for total sample and for groups of adolescents with TD and NTD.
| Outcome | Total (N = 1,458) | Typical development (n = 1,339) | Non-typical development (n = 119) |
|---|---|---|---|
| n (%) | n (%) | n (%) | |
| Bullying perpetration (APRI) | |||
| Verbal | 369 (25.3) | 322 (24.0) | 47 (39.5) |
| Social | 211 (14.5) | 201 (15.0) | 10 (8.4) |
| Physical | 357 (24.5) | 342 (25.5) | 15 (12.6) |
| Total (any form) | 524 (35.9) | 476 (35.5) | 48 (40.3) |
| Bullying victimization (APRI) | |||
| Verbal | 607 (41.6) | 537 (40.1) | 70 (58.8) |
| Social | 527 (36.1) | 459 (34.3) | 68 (57.1) |
| Physical | 412 (28.3) | 379 (28.3) | 33 (27.7) |
| Total (any form) | 780 (53.5) | 696 (52.0) | 84 (70.6) |
| Cyberbullying (RCBI-II) | 142 (9.7) | 133 (9.9) | 9 (7.6) |
| Cybervictimization (RCBI-II) | 290 (19.9) | 287 (21.4) | 3 (2.5) |
| Social network addiction | 416 (28.5) | 393 (29.4) | 23 (19.3) |
Adolescents with typical development = 0. Adolescent with non-typical development = 1. APRI, Adolescent Peer Relations Instrument; RCBI-II, Revised Cyber Bullying Inventory-II. Adolescents with typical development were coded 0; adolescents with non-typical development were coded 1.