Visual Impairment among Older Adults in a Rural Community in Eastern China

Table 1

Prevalence of visual impairment and blindness by age and gender.

		Visual impairment (including blindness)			Blindness
			%	95% confidence interval		%	95% confidence interval
All (crude)	4579	310	6.77	6.04–7.50	24	0.52	0.31–0.73
All (age-standardized)			5.38	4.72–6.03		0.45	0.26–0.64
Men (crude)	2200	95	4.32	3.47–5.17	4	0.18	0–0.36
Men (age-standardized)			3.19	2.45–3.92		0.14	0–0.29
Women (crude)	2379	215	9.04	7.88–10.19	20	0.84	0.47–1.21
Women (age-standardized)			7.35	6.30–8.40		0.73	0.39–1.07
Men
60–64 years	898	14	1.56	0.75–2.37	0	0	—
65–69 years	606	17	2.81	1.49–4.12	1	0.17	0–0.49
70–74 years	351	18	5.13	2.81–7.45	3	0.85	0–1.82
75–80 years	228	23	10.09	6.15–14.03	0	0	—
80 years or older	117	23	19.66	12.35–26.97	0	0	—
Women
60–64 years	915	24	2.62	1.59–3.66	3	0.33	0–0.7
65–69 years	714	49	6.86	5.00–8.72	6	0.84	0.17–1.51
70–74 years	327	35	10.7	7.33–14.07	5	1.53	0.19–2.87
75–80 years	258	52	20.16	15.23–25.08	2	0.78	0–1.85
80 years or older	165	55	33.33	26.06–40.6	4	2.42	0.05–4.8