Table 2 Means, standard deviations, and internal consistencies (n = 285)
Variable | M | SDe | αf | Min | Lower quartile | Median | Upper quartile | Max |
|---|---|---|---|---|---|---|---|---|
POGQ-Ja | 35.28 | 12.17 | 0.91 | 18 | 25.00 | 34.00 | 43.00 | 71 |
Preoccupation | 3.79 | 1.71 | 0.56 | 2 | 2.00 | 4.00 | 5.00 | 10 |
Immersion | 9.72 | 3.81 | 0.77 | 4 | 7.00 | 9.00 | 13.00 | 20 |
Withdrawal | 6.47 | 3.16 | 0.83 | 4 | 4.00 | 5.00 | 8.00 | 19 |
Overuse | 6.83 | 3.01 | 0.74 | 3 | 4.00 | 6.00 | 9.00 | 15 |
Interpersonal conflicts | 3.00 | 1.54 | 0.72 | 2 | 2.00 | 2.00 | 4.00 | 10 |
Social isolation | 5.46 | 2.43 | 0.64 | 3 | 3.00 | 5.00 | 7.00 | 15 |
GAS7-Jb | 11.98 | 4.70 | 0.79 | 7 | 8.00 | 11.00 | 14.00 | 30 |
IATc | 48.09 | 15.63 | 0.91 | 20 | 36.00 | 48.00 | 60.00 | 91 |
EQ-5D-5Ld | 5.84 | 1.29 | 0.55 | 5 | 5.00 | 5.00 | 6.00 | 15 |
Time spent on online gaming (hours) | 11.03 | 13.52 | – | 0.05 | 2.00 | 5.00 | 14.50 | 70 |
Internet usage time (hours) | 683.00 | 47.75 | – | 1 | 10.00 | 28.00 | 50.00 | 683 |
Money spent on online gaming (JPYg) | 1292.8 | 5181.69 | – | 0 | 0.00 | 0.00 | 0.00 | 5000 |