Table 5.
Perception of indicators of dependence on video games and negative effects of video games (n = 1,630; Missing data = 827).
| Video game dependence | Video game negative effects | |||||||
|---|---|---|---|---|---|---|---|---|
| VG are an addiction to me | VG calm me down | VG make me violent | Agree playing VG after 9 pm affects my sleep | |||||
| Grade | n | % [95% CI] | n | % [95% CI] | n | % [95% CI] | n | % [95% CI] |
| 4th | 313 | 63.4 [59.0–67.5] | 127 | 25.7 [22.0–29.8] | 199 | 40.3 [36.0–44.7] | 352 | 71.3 [67.1–75.1] |
| 5th | 220 | 57.3 [52.3–62.2] | 96 | 25.0 [20.9–29.6] | 120 | 31.3 [26.8–36.1] | 276 | 71.9 [67.2–76.2] |
| 6th | 193 | 55.1 [50.0–60.3] | 88 | 25.1 [20.9–30.0] | 122 | 34.9 [30.0–40.0] | 267 | 76.3 [71.5-80.5] |
| 7th | 200 | 51.9 [46.9–56.9] | 98 | 25.5 [21.3–30.1] | 126 | 32.7 [28.2–37.6] | 274 | 71.2 [66.4–75.5] |
| Total | 926 | 57.4 [55.0–60.0] | 409 | 25.4 [23.3–27.5] | 567 | 35.2 [32.9–37.5] | 1169 | 72.5 [70.2–74.6] |
VG, Video games; n, number of participants; CI, Confidence interval.