Table 2.
Overview of scales used to measure IGD
| Name of scale | Number of Items | Item type | Threshold to meet IGD “diagnosis” | Reference # |
|---|---|---|---|---|
| 3-item scale based on Minnesota Impulse Disorder Inventory | 3 | dichotomous | ≥3/3 | 23 |
| 4-item scale based on self-perceived negative consequences | 4 | dichotomous | ≥3 | 24 |
|
AICA-S Scale for the Assessment of Internet and Computer game Addiction |
14 | 5-point and dichotomous | >13 points | 5 |
|
AICA-S – Gaming Module Based on DSM-5 |
13 | 5-point and dichotomous | >13.5 points | 11 |
| Brief indicators checklist (DSM-5) | 9 | dichotomous | ≥5/9 +report of suffering significant distress due to gaming | 1 |
|
CIAS Chen Internet Addiction Scale |
26 | 4-point Likert scale | ≥ 64/104 points | 26 |
|
CIUS Compulsive Internet Use Scale |
14 | 5-point | ≥2.8/5 approximate average score based on latent class analysis | 21 |
|
CSAS/VGDS “Computerspielabhängigkeitsskala” Video Game Dependency Scale Based on DSM-5 |
18 | 4-point Likert | ≥5/9 criteria scoring ≥ 4/4 on ≥ ½ items | 9 |
|
DRM 52 Adapted from Young IAT |
52 | 5-point | >163/260 Approximate score based on latent class analysis | 17 |
| DSM-4 criteria for “dependence” | 7 | dichotomous | ≥3/7 | 12 |
| DSM-4 criteria for pathological gambling - 11 item scale | 11 | 3-point | ≥6/11 | 25 |
| DSM-4 criteria for pathological gambling (Gentile) | 10 | 3-point | ≥5/10 | 20 |
| DSM-4 criteria for pathological gambling (Lemmens) | 7 | 5-point | ≥3/7 | 22 |
| DSM-5 - 9 criteria | 9 | 5-point Likert | ≥5/9 items scoring ≥3/5 | 2 |
|
GAS Gaming Addiction Scale – short form |
7 | 5-point | ≥4/7 items scoring ≥3/5 | 6 (French, German), 7 (Finnish) |
|
GAS - Chinese Gaming Addiction Scale – short form |
7 | 5-point | ≥3/7 items scoring ≥4/5 | 13 (Chinese) |
|
IGDS9-SF Internet Gaming Disorder Scale – 9 Short-Form |
9 | 5-point | ≥5/9 items scoring ≥5/5 | 4 |
| Korean internet addiction test | 40 | 4-point | ≥top 5% of sample based on t-test | 27 |
|
PTU Pathological Technology Use checklist |
10 | dichotomous | ≥ 5/10 “yes” | 15 |
|
POGQ-SF Problematic Online Gaming Questionnaire-Short Form |
12 | 5-point | ≥32/60 | 16 |
| Yes/no self-report | 1 | dichotomous | ≥1 | 10 |
|
YDQ short 8-item Young’s Diagnostic Questionnaire |
8 | dichotomous | ≥5/8 | 3,8, 14, 18 |
|
Young’s IAT Young’s internet addiction test |
20 | 5-point | ≥70/100 | 19 |