Table 2 Demographics and clinical characteristics of all subjects.
 | IGD | RGU |  | Group difference |
---|---|---|---|---|
 | N = 174Male = 102Female = 72 | N = 244Male = 149Female = 95 | t | p-value |
Demographics (M ± SD) |  |  |  | |
   Age (year) | 21.20 ± 2.441 | 21.56 ± 2.478 | 1.652 | 0.099 |
   Years of education | 14.57 ± 1.474 | 14.61 ± 1.402 | −0.223 | 0.823 |
Clinical characteristics (M ± SD) |  |  |  | |
   IAT | 65.72 ± 8.783 | 40.09 ± 10.571 | 27.00 | <0.001 |
   DSM | 6.12 ± 1.145 | 2.53 ± 1.430 | 27.093 | <0.001 |
   Gaming time (hours/week) | 8.27 ± 3.616 | 6.17 ± 3.024 | 5.808 | <0.001 |
   Gaming history (year) | 3.72 ± .640 | 3.73 ± .698 | −0.130 | 0.894 |
   Craving | 51.79 ± 17.304 | 34.77 ± 16.280 | 9.253 | <0.001 |