Table 2.
Prevalence of symptoms of Internet gaming disorder among 10-year olds
| Percentage (95% CI) | OR gender (95% CI) | |||
|---|---|---|---|---|
| Total (n = 740) | Males (n = 360) | Females (n = 380) | ||
| DSM-5 symptoms of IGDa | ||||
| 1. Preoccupation with Internet games | 7.5 (5.3–9.5) | 11.4 (7.7–15.2) | 4.0 (1.8–6.1) | 3.1 (1.6–6.2) |
| 2. Withdrawal | 2.1 (1.1–3.2) | 2.7 (0.9–4.4) | 1.7 (0.4–2.9) | 1.6 (0.6–5.6) |
| 3. Tolerance | 22.6 (19.2–25.9) | 28.4 (23.1–33.7) | 17.4 (13.2–21.6) | 1.9 (1.3–2.8) |
| 4. Unsuccessful attempts to control | 17.9 (14.8–21.0) | 22.9 (18.0–27.9) | 13.4 (9.7–17.1) | 1.9 (1.3–3.0) |
| 5. Loss of interest | 2.5 (1.2–3.7) | 4.1 (1.8–6.5) | 1.0 (0.1–1.9) | 4.4 (1.4–13.5) |
| 6. Continued excessive use despite psychosocial problems | 2.3 (1.0–3.6) | 4.2 (1.7–6.8) | .6 (0.03–1.5) | 7.4 (1.5–38.0) |
| 7. Deception | 4.4 (2.8–6.0) | 5.0 (2.5–7.5) | 3.8 (1.8–5.9) | 1.3 (0.6–2.8) |
| 8. Escape or relieve negative mood | 15.0 (12.2–17.9) | 18.5 (14.0–23.0) | 12.0 (8.4–15.5) | 1.7 (1.1–2.6) |
| 9. Jeopardized or lost relationship or educational career opportunity | 1.8 (0.7–2.9) | 2.8 (0.8–4.8) | 0.9 (0.0–1.7) | 3.3 (1.00–11.0) |
| Number of symptoms1) | 0.7 (0.6–0.8) | 0.9 (0.8–1.1) | 0.5 (0.4–0.6) | 0.4 (0.2–0.6) |
| Internet gaming disorder diagnosis | 1.7 (0.7–2.7) | 3.0 (1.0–5.0) | 0.5 (0.0–1.2) | 6.0 (1.4–25.0) |
aIGD = Internet Gaming Disorder