Table 1.
Demographics and descriptive findings of the CIUS and AICA
| Total sample (N = 104) | Girls (n = 69) | Boys (n = 35) | Testa | Effect size | |
|---|---|---|---|---|---|
| Demographics | |||||
| Age | 15.60 (1.16) | 15.52 (1.18) | 15.74 (1.12) | 0.92, p = .322 | – |
| Foreign nationality | 15 (14.4%) | 9 (13.0%) | 6 (17.1%) | 0.32, p = .574 | – |
| CIUS | |||||
| CIUS Score (m, SD) | 21.45 (10.00) | 20.88 (10.00) | 22.57 (10.05) | 0.81, p = .419 | – |
| CIUS Subthreshold PIU (or PIU, CIUS ≥ 21; n, %) | 56 (53.8%) | 36 (52.2%) | 20 (57.1%) | 0.23, p = .631 | – |
| CIUS PIU (CIUS ≥ 28; n, %) | 29 (27.9%) | 18 (26.1%) | 11 (31.4%) | 0.33, p = .566 | – |
| AICA | |||||
| AICA Score (m, SD) | 14.13 (8.13) | 13.12 (7.77) | 16.11 (8.57) | 1.80, p = .075 | – |
| AICA mild PIU (or moderate/severe, AICA ≥ 13; n, %) | 52 (50.0%) | 31 (44.9%) | 21 (60.0%) | 2.11, p = .146 | – |
| AICA moderate/severe PIU (AICA ≥ 19; n, %) | 29 (27.9%) | 15 (21.7%) | 14 (40.0%) | 3.85, p = .050 | – |
| Subthreshold PIU (CIUS ≥ 21 or AICA ≥ 13, n, %) | 65 (62.5%) | 43 (62.3%) | 22 (62.9%) | .003, p = .957 | – |
| Full PIU (CIUS ≥ 28 or AICA ≥ 19, n, %) | 36 (34.6%) | 21 (30.4%) | 15 (42.9%) | 1.58, p = .208 | – |
Statistically significant results are given in bold
aIndependent sample t-test for continuous measures and Χ2-test for categorical measures
m mean, SD standard deviation, CIUS Compulsive internet use scale, PIU Problematic internet use, AICA Assessment of internet and computer game addiction