|  | Itching | Photophobia | Tearing | Foreign Body Sensation | Burning |
---|---|---|---|---|---|---|
March–June 2020: 2-4 h/day (n = 63) | Mean | 1.1111 | 1.1269 | 0.9206 | 0.9047 | 1.1269 |
SD | 0.9000 | 0.9586 | 0.9384 | 0.9624 | 1.0394 | |
Total | 5.1904 | Â | Â | Â | Â | |
March–June 2020: 4-6 h/day (n = 28) | Mean | 1.0714 | 1.3571 | 1.2143 | 0.9643 | 1.1785 |
SD | 0.8997 | 1.0959 | 0.7868 | 0.9222 | 0.9833 | |
Total | 5.7857 | Â | Â | Â | Â | |
March–June 2020: > 6 h/day (n = 12) | Mean | 1.4166 | 1.3333 | 1.4166 | 1.4166 | 1.5833 |
SD | 0.7929 | 1.1547 | 0.9003 | 0.9962 | 0.5149 | |
Total | 7.1666 | Â | Â | Â | Â | |
Pearson correlation coefficient (screen exposure vs symptoms) | Â | 0.8087 | 0.8151 | 0.9944 | 0.9142 | 0.9130 |