Table 2.
Variable | SD | NAA (%) | <30 min (%) | 30 min–2 h (%) | ≈ 2–3 h (%) | ≈ 3–6 h (%) | >6 h (%) | p | |||
Time of watching movies or programs on the Internet (on an iPad, tablet, computer, smartphone) or TV per day [h] | pre | Weekdays | 2.12 | 1.00 | 11.7 | 0.0 | 61.1 | 20.5 | 5.3 | 1.3 | 0.0319 |
peri | Weekdays | 2.34 | 1.12 | 4.4 | 14.0 | 44.0 | 23.4 | 9.0 | 5.1 | ||
pre | Weekend | 2.81 | 1.04 | 4.3 | 0.0 | 34.4 | 37.6 | 18.9 | 4.8 | 0.0276 | |
peri | Weekend | 2.70 | 1.10 | 2.3 | 8.0 | 35.9 | 31.5 | 16.2 | 6.1 | ||
Time of playing games (on your computer/game console/smartphone/iPad etc.) per day [h] | pre | Weekdays | 1.29 | 1.08 | 27.7 | 30.1 | 31.5 | 7.2 | 2.7 | 0.8 | <0.0001 |
peri | Weekdays | 1.64 | 1.23 | 20.3 | 27.8 | 29.5 | 14.7 | 5.9 | 1.9 | ||
pre | Weekend | 1.94 | 1.23 | 13.3 | 21.3 | 37.6 | 16.0 | 9.1 | 2.7 | 0.0599 | |
peri | Weekend | 2.11 | 1.29 | 11.4 | 20.4 | 34.2 | 18.6 | 11.1 | 4.4 | ||
Variable | SD | I Don’t Have Access (%) | <5 Times a Day (%) | 6–10 Times aDay (%) | 11–20 Timesa Day (%) | 21–50 Times a Day (%) | 51–100 Timesa Day (%) | >100 Times Per Day (%) | p | ||
Using a smartphone on a regular day | pre | 3.14 | 1.65 | 18.4 | 22.1 | 22.1 | 14.7 | 13.1 | 6.1 | 3.5 | 0.0016 |
peri | 2.81 | 1.58 | 23.6 | 26.8 | 20.0 | 13.3 | 9.5 | 4.4 | 2.5 |
NAA—not at all, —arithmetic mean, SD—standard deviation, p—p value, indicate significant values (p < 0.05). Bold values denote statistical significance at the p < 0.05 level.