Internet Addiction (Mean) | Control (Mean) | P Value | PreTx (Mean) | PostTx (Mean) | P Value | |
---|---|---|---|---|---|---|
(n = 19) | (n = 12) | |||||
Sex (M/F) | 9:10 | 1.0 | 8:4 | |||
Age (yr) | 15.47 ± 3.06 (range, 11–22) | 1.0 | 14.00 ± 1.95 (11–17) | |||
IAT | 63.32 ± 15.15 | 27.37 ± 4.83 | < .001a | 68.42 ± 14.74 | 52.58 ± 10.24 | .001a |
SAS | 45.53 ± 7.40 | 17.89 ± 8.12 | < .001a | 45.83 ± 6.42 | 30.67 ± 6.85 | < .001a |
IAT+SAS | 108.84 ± 20.19 | 45.26 ± 11.72 | < .001a | 114.25 ± 19.43 | 83.25 ± 15.52 | < .001a |
HRSD | 3.53 ± 5.92 | 0 ± 0 | .018a | 2.00 ± 3.69 | 0.25 ± 0.62 | .147 |
State STAI | 46.11 ± 7.75 | 31.95 ± 9.99 | < .001a | 46.45 ± 8.55 | 43.82 ± 10.07 | .441 |
Trait STAI | 50.16 ± 7.54 | 39.05 ± 4.93 | < .001a | 49.27 ± 7.84 | 45.36 ± 7.89 | .085 |
Total STAI | 95.89 ± 14.56 | 71 ± 13.58 | < .001a | 95.06 ± 16.19 | 89.18 ± 17.55 | .253 |
BIS | 57.53 ± 7.63 | 45.58 ± 11.72 | .001a | 54.27 ± 6.94 | 52.45 ± 6.83 | .093 |
ISI | 6.89 ± 4.977 | 3.11 ± 2.558 | .006a | 5.17 ± 3.74 | 5.00 ± 4.43 | .891 |
PSQI | 5.95 ± 3.24 | 3.53 ± 1.87 | .008a | 4.67 ± 2.31 | 4.83 ± 2.92 | .777 |
IQ | 95.18 ± 2.88 | 98 ± 11.12 | .467 |
Note:—PreTx indicates precognitive behavioral therapy; PostTx, postcognitive behavioral therapy; IAT, Internet Addiction Test; SAS, Smartphone Addiction Scale; HRSD, Hamilton Rating Scale for Depression; STAI, State-Trait Anxiety Inventory; BIS, Barratt Impulsiveness Scale; ISI, Insomnia Severity Index; PSQI, Pittsburgh Sleep Quality Assessment; IQ, intelligence quotient.
↵a P value ≤ .05