Prevalence of visual impairment, cataract surgery and awareness of cataract and glaucoma in Bhaktapur district of Nepal: The Bhaktapur Glaucoma Study

Table 2 Presenting visual acuity and best corrected visual acuity (better eye)

	Presenting visual acuity (better eye)				Best corrected visual acuity (better eye)
	> 6/18	6/18 - 3/60	≤ 3/60	p	> 6/18	6/18 - 3/60	≤ 3/60
Sex
Male	1502 (82.94%)	295 (16.29%)	14 (0.77%)		1737 (95.91%)	64 (3.53%)	10 (0.55%)
Female	1738 (80.17%)	415 (19.14%)	15 (0.69%)	0.063	2067 (95.34%)	94 (4.34%)	7 (0.32%)	0.241
Age (Years)
40-49	1381(93.25%)	97(6.55%)	3(0.20%)		1471 (99.32%)	9 (0.61%)	1 (0.07%)
50-59	949(87.14%)	139(12.76%)	1(0.09%)		1075 (98.71%)	13 (1.19%)	1 (0.09%)
60-69	619(74.13%)	207(24.79%)	9(1.08%)		792 (94.85%)	39 (4.67%)	4 (0.488%)
70-79	257(53.88%)	207(43.40%)	13(2.73%)		400 (83.86%)	68 (14.26%)	9 (1.89%)
≥ 80	34(35.05%)	60(61.86%)	3(3.09%)	<0.001	66 (68.04%)	29 (29.90%)	2 (2.06%)	<0.001
Education
Literate	1516(81.51%)	328(17.63%)	16(0.86%)		1781 (95.75%)	70 (3.76%)	9 (0.48%)
Illiterate	1724(81.36%)	382(18.03%)	13(0.61%)	0.063	2023 (95.47%)	88 (4.15%)	8 (0.38%)	0.723

Prevalence of blindness (presenting visual acuity, better eye): 0.73% (95% C.I. 0.49 - 1.04)
Prevalence of low vision (presenting visual acuity, better eye): 17. 83% (95% C.I. 16.65 - 19.05)
Prevalence of blindness (best corrected visual acuity, better eye): 0.43% (95%C.I. 0.25 - 0.68)
Prevalence of low vision (best corrected visual acuity, better eye): 3.97% (95% C.I. 3.38 - 4.62)

ISSN: 1471-2415