Table 2.
Prevalence of CVS according to some selected characteristics.
| Variables | Computer Vision Syndrome | p-Value | ||
|---|---|---|---|---|
| Presence of CVS | Absence of CVS | |||
| Age | 13 to 15 years | 30.4% | 69.6% | 0.020 |
| 16 to 18 years | 54.1% | 45.9% | ||
| 6 to 12 years | 32.0% | 68.0% | ||
| Gender | Female | 40.2% | 59.8% | 0.037 |
| Male | 30.3% | 69.7% | ||
| School level | High school | 43.0% | 57.0% | 0.011 |
| Middle School | 27.5% | 72.5% | ||
| Primary school | 30.7% | 69.3% | ||
| City/village | City | 35.6% | 64.4% | 0.917 |
| Village | 35.1% | 64.9% | ||
| Mother’s job | Government sector | 37.6% | 62.4% | 0.424 |
| Private sector | 15.4% | 84.6% | ||
| Housewife | 34.8% | 65.2% | ||
| Retired | 40.0% | 60.0% | ||
| Father’s job | Government sector | 37.9% | 62.1% | 0.107 |
| Private sector | 35.2% | 64.8% | ||
| Retired | 26.7% | 73.3% | ||
| Unemployed | 47.1% | 52.9% | ||
| Suffered from chronic disease | No | 35.3% | 64.7% | 0.962 |
| Yes | 35.7% | 64.3% | ||
| Experienced symptoms before COVID | No | 23.9% | 76.1% | 0.000 |
| Yes | 53.1% | 46.9% | ||
| The severity of symptoms increased with COVID | No | 18.8% | 81.2% | 0.000 |
| Yes | 64.8% | 35.2% | ||
| Overall prevalence | 35.4% | 64.6% | ||