Prevalence and Risk Factors for Adult Cataract in the Jingan District of Shanghai

Table 2

Prevalence of cataract stratified by age and gender in the Jingan district of Shanghai in 2010.

Groups	No. of participants	Proportion%	Cataract
			No.	% (95% CI)
Age (years)
40–49	241	8.3	12	5.0 (2.2–7.7)
50–59	1038	35.9	160	15.4 (13.2–17.6)
60–69	777	26.8	232	29.9 (26.6–33.1)
70–79	598	20.7	372	62.2 (58.3–66.1)
≥80	240	8.3	172	71.7 (66.0–77.4)
			P < 0.001
Gender
Male	1056	36.5	350	33.1 (30.3–36.0)
Female	1838	63.5	598	32.5 (30.4–34.7)
			P = 0.737
Total	2894	100	948	32.8 (31.0–34.5)

No. = number; CI = confidence interval.