Father's highest educational level |
Primary/secondary | 10.0, 10.2 (2.9) | 0.003 |
Pre-university/tertiary | 9.0, 9.2 (2.7) | |
Mother's highest educational level |
Primary/secondary | 10.0, 10.1 (2.9) | 0.004 |
Pre-university/tertiary | 8.5, 8.8 (2.9) | |
Number of parents with myopia |
None | 10.0, 10.9 (2.9) | <0.001 |
One | 10.0, 9.8 (2.8) | |
Two | 9.0, 8.9 (2.8) | |
Unknown | 9.0, 9.1 (2.6) | |
Past activity
|
Total close up work activity at 7 years |
= 2 hours per day | 10.0, 10.3 (2.8) | 0.012 |
> 2 hours per day | 9.0, 9.5 (2.9) | |
Tuition lessons in primary school |
Yes | 10.0, 10.l (2.7) | 0.13 |
No | 9.5, 9.8 (2.9) | |
Educational stream |
Normal | 9.0, 9.7 (2.7) | 0.019 |
Gifted/special/express | 10.0, 10.5 (3.3) | |
Completed educational level |
Primary/secondary | 10.0, 10.3 (3.3) | 0.39 |
Pre-university/tertiary | 10.0, 9.8 (2.8) | |
Current activity
|
Total close up work activity | | |
= 9 hours per day | 10.0, 9.9 (2.8) | 0.71 |
> 9 hours per day | 10.0, 9.9 (2.9) | |