Supplementary Table 2. The Age-Specific Prevalence of Cataract According to Self-Report, Stratified by Survey Year.
| Age | 2008 | 2009 | 2010 | 2011 | 2012 | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| % | 95% CI | % | 95% CI | % | 95% CI | % | 95% CI | % | 95% CI | |
| 40-49 | 0.7 | (0.6-0.8) | 1.0 | (0.9-1.1) | 0.6 | (0.5-0.7) | 0.8 | (0.7-0.9) | 0.9 | (0.8-1.0) |
| 50-59 | 2.7 | (2.5-2.9) | 3.2 | (2.9-3.4) | 3.1 | (2.9-3.3) | 3.7 | (3.5-3.9) | 3.5 | (3.3-3.7) |
| 60-69 | 11.6 | (11.2-12.1) | 13.9 | (13.4-14.4) | 15.0 | (14.5-15.5) | 17.4 | (16.8-17.9) | 15.9 | (15.4-16.4) |
| 70-79 | 24.6 | (23.8-25.4) | 28.4 | (27.6-29.2) | 30.8 | (30.1-31.6) | 35.9 | (35.1-36.7) | 35.0 | (34.3-35.8) |
| 80- | 30.5 | (28.9-32.0) | 35.3 | (33.8-36.8) | 39.0 | (37.6-40.5) | 43.1 | (41.7-44.6) | 42.4 | (41.0-43.8) |
| ≥40* | 6.9 | (6.7-7.1) | 8.1 | (8.0-8.3) | 8.7 | (8.5-8.9) | 10.2 | (10.0-10.4) | 10.0 | (9.8-10.2) |
| ≥50 | 11.0 | (10.7-11.2) | 12.7 | (12.5-13.0) | 13.6 | (13.4-13.9) | 15.6 | (15.3-15.9) | 15.0 | (14.8-15.3) |
| ≥60 | 18.1 | (17.7-18.5) | 21.0 | (20.6-21.5) | 23.0 | (22.6-23.4) | 26.7 | (26.3-27.1) | 25.7 | (25.3-26.1) |
| ≥70 | 25.9 | (25.3-26.5) | 30.0 | (29.3-30.6) | 32.7 | (32.1-33.3) | 37.6 | (36.9-38.2) | 36.7 | (36.1-37.3) |
CI, confidence interval.
*≥X: subjects aged X years and older.