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. Author manuscript; available in PMC: 2018 Jul 3.
Published in final edited form as: Ophthalmic Epidemiol. 2009 Nov-Dec;16(6):400–409. doi: 10.3109/09286580903315809

TABLE 3.

Association of age, gender, education and residence with cataract surgery, operated cataract blindness, un-operated cataract blindness and surgical coverage

All cataract operated Operated cataract blind Un-operated cataract blind % surgical coverage
Age (yrs)
 50–59 Reference Reference Reference Reference
 60–69 4.25 [3.39–5.32]a 4.09 [3.35–4.98]a 2.39 [1.67–3.43]a 1.59 [1.06–2.38]b
 70+ 13.2 [9.9–17.5] a 14.0 [10.4–18.8]a 4.30 [2.82–6.56]a 2.12 [1.29–3.51]b
Gender
 Male Reference Reference Reference Reference
 Female 1.16 [0.99–1.36] 1.07 [0.89–1.28] 0.92 [0.67–1.25] 1.22 [0.90–1.66]
Education
 Illiterate Reference Reference Reference Reference
 ≤ Grade 5 1.08 [0.86–1.37] 1.01 [0.75–1.35] 0.32 [0.22–0.47]a 2.96 [1.92-4.58] a
 Grade 6-10 1.00 [0.71–1.39] 0.85 [0.63–1.14] 0.14 [0.07–0.28]a 5.55 [2.84–10.9] a
 ≥ Grade 11 1.18 [0.77–1.80] 1.06 [0.66–1.70] 0.04 [0.06–0.23]a 24.0 [3.29–174.6] b
Residence
 Rural Reference Reference Reference Reference
 Urban 1.51 [1.13–2.01]b 1.55 [1.15–2.09]b 0.59 [0.31–1.11] 2.32 [1.11–4.84]b
*

Data are given as adjusted odds ratios [95% Confidence intervals] by multiple logistic regression

b

P < 0.05;

a

P < 0.001