Table 6.
Never operated individuals with cataract blindness by age, sex, education, and housing type
| No examined† | No unilateral blind | No bilateral blind | Total blind | Prevalence‡ | Adjusted OR (95% CI)§ | |
| Age (years) | ||||||
| 60–69 | 1729 | 19 | 3 | 22 | 1.3 | 1.0 |
| 70–79 | 1279 | 33 | 8 | 41 | 3.4 | 2.56* (1.18 to 5.53) |
| 80+ | 426 | 28 | 13 | 41 | 10.8 | 8.37*** (4.32 to 16.23) |
| Sex | ||||||
| Male | 1377 | 27 | 11 | 38 | 3.2 | 1.0 |
| Female | 2057 | 53 | 13 | 66 | 3.3 | 0.82 (0.55 to 1.22) |
| Education | ||||||
| None | 1663 | 51 | 14 | 65 | 4.2 | 1.0 |
| Primary | 1140 | 24 | 7 | 31 | 2.8 | 0.83 (0.40 to 1.74) |
| ≥ Secondary | 631 | 5 | 3 | 8 | 1.3 | 0.48* (0.25 to 0.90) |
| Housing | ||||||
| Public | 1782 | 51 | 19 | 70 | 3.8 | 1.0 |
| Home | 908 | 16 | 2 | 18 | 2.0 | 0.59 (0.33 to 1.05) |
| Private | 744 | 13 | 3 | 16 | 2.2 | 0.70 (0.40 to 1.21) |
| All | 3434 | 80 | 24 | 104 | 3.3 | |
*p<0.05, **p<0.01, ***p<0.001. †Not including seven people with missing visual acuity measurements; ‡crude prevalence per 100 examined subjects; §adjusted odds ratio (95% confidence interval).