Personal and life style factors | Category | Frequency | Percentage (%) |
---|---|---|---|
Watching TV at least once/day | Yes | 113 | 36.2 |
No | 199 | 63.8 | |
Frequency of TV exposure per day | < 2 h. | 53 | 46.9 |
2–4 h. | 51 | 45.1 | |
> 4 h | 9 | 8.0 | |
Watching TV distance | < 2 m | 1 | 0.9 |
2–4 m | 95 | 84.1 | |
> 4 m | 17 | 15.0 | |
Mobile phone or computer game exposure | Yes | 63 | 20.2 |
No | 249 | 79.8 | |
Mobile phone or computer game exposure/day | < 2 h. | 15 | 23.8 |
2–4 h. | 33 | 52.4 | |
> 4 h. | 15 | 23.8 | |
Wearing eyeglass | Yes | 39 | 12.5 |
No | 273 | 87.5 | |
Eye glass type | Reading | 15 | 38.5 |
Distant | 6 | 15.4 | |
Photochromic | 18 | 46.1 | |
How often do you wear eyeglass? | Always | 6 | 15.4 |
Usually | 11 | 28.2 | |
Sometimes | 22 | 56.4 | |
Ever smoke cigarette | Yes | 10 | 3.2 |
No | 302 | 96.8 | |
Ever drink alcohol | Yes | 198 | 63.5 |
No | 114 | 36.5 |