Table 7 Results of logistic regression analysis
Regression coefficient | Wald statistic | P value | Odds Ratio | 95% CI for OR | |
|---|---|---|---|---|---|
Sex (woman) | 0.531 | 1.732 | 0.188 | 1.70 | 0.77, 3.752 |
Contact lens wearers (yes) | 0.797 | 1.499 | 0.221 | 2.219 | 0.619, 7.952 |
Smoking (no) | 1.138 | 9.902 | 0.002 | 3.12 | 1.536, 6.338 |
Oral contraceptives (yes) | 0.657 | 0.714 | 0.398 | 1.930 | 0.42, 8.868 |
Screen time | 7.487 | 0.058 | |||
1–3 h/day | |||||
3–5 h/day | 0.466 | 0.460 | 0.498 | 1.594 | 0.414, 6.130 |
5–8 h/day | 1.041 | 2.306 | 0.129 | 2.832 | 0.739, 10.85 |
> 8 h/day | 1.601 | 4.686 | 0.030 | 4.960 | 1.163, 21.142 |
Overall Statistics | 0.005 |