Table 2.
Prevalence of dry eye disease in 40 years and older population of Riyadh Governorate (except capital), Saudi Arabia
| Variable | Examined | DES | Crude (%) | Projected | Adjusted rate | 95% CI |
|---|---|---|---|---|---|---|
| Total | 890 | 320 | 35.9 | 35,661 | 45.1 | 44.8-45.4 |
| Gender | ||||||
| Male | 494 | 176 | 35.4 | 12,353 | 33.0 | 32.2-33.8 |
| Female | 396 | 144 | 36.4 | 22,308 | 57.8 | 57.2-58.4 |
| Age group | ||||||
| 40-49 | 302 | 100 | 33.1 | 18,001 | 46.3 | 45.6-47.0 |
| 50-59 | 289 | 106 | 36.7 | 11,654 | 54.1 | 53.2-55.0 |
| 60-69 | 173 | 62 | 35.8 | 3799 | 36.2 | 34.7-37.7 |
| 70 plus | 126 | 52 | 41.3 | 2207 | 27.3 | 25.4-29.2 |
| Cluster | ||||||
| Dariyah | 56 | 25 | 44.6 | 3776 | 48.9 | 47.3-50.5 |
| Dhrumah | 162 | 60 | 30.0 | 879 | 36.4 | 33.2-39.6 |
| Horaimila | 139 | 21 | 15.1 | 214 | 14.8 | 10.0-19.6 |
| Karj | 76 | 29 | 38.2 | 20,316 | 45.9 | 45.2-46.6 |
| Majmah | 167 | 88 | 52.7 | 7940 | 50.4 | 49.3-51.5 |
| Muzamiah | 192 | 66 | 33.3 | 1396 | 34.4 | 31.9-36.9 |
| Rumah | 98 | 33 | 33.7 | 1140 | 34.1 | 31.3-36.9 |
CI: Confidence interval, DES: Dry eye syndrome