Table 2 Association measures and confidence intervals between intake of unhealthy foods and use of screen-based devices
Variable | Crude analysis | Adjusted analysis* | ||
|---|---|---|---|---|
PR (95%CI) | p value | PR (95%CI) | p value | |
TV | 1.02 (0.95–1.09) | 0.534 | 0.92 (0.87–0.99) | 0.018 |
Cell phone | 1.31 (1.23–1.40) | 0.000 | 1.21 (1.13–1.30) | 0.000 |
Computer | 1.60 (1.46–1.74) | 0.000 | 1.33 (1.22–1.46) | 0.000 |
Video game | 1.49 (1.35–1.64) | 0.000 | 1.36 (1.22–1.52) | 0.000 |
∑ Screens | 1.28 (1.17–1.39) | 0.000 | 1.20 (1.10–1.31) | 0.000 |
Sex (Girls) | 1.22 (1.05–1.20) | 0.001 | ||
Age (10–12 years) | 1.08 (1.01–1.15) | 0.032 | ||
School meals intake/week | 0.98 (0.97–1.01) | 0.129 | ||
DPA | ||||
1–3/day | 1.15 (0.98–1.34) | 0.088 | ||
≥ 4/day | 1.71 (1.46–1.99) | 0.000 | ||
Video game x DPA ≥ 4a | 1.24 (1.06–1.44) | 0.007 | ||
Video game x DPA = 0b | 0.79 (0.65–0.97) | 0.022 | ||