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. 2011 May 5;11:10. doi: 10.1186/1471-2415-11-10

Table 1.

Prevalence of blindness in Jing-An district, Shanghai, China in 2009

Age(yrs) population blind Prevalence 95%CI
lower Upper
FEMALE
1-29 43152 15 34.8 17.2 52.3
30-49 42425 22 51.9 30.2 73.5
50-69 47173 109 231.1 187.7 274.4
70 or 70+ 25822 112 433.7 353.6 513.9
Total 158572 258 162.7 142.9 182.5
MALE
1-29 44153 7 15.9 4.1 27.6
30-49 40752 39 95.7 65.7 125.7
50-69 47383 87 183.6 145.1 222.2
70 or 70+ 18893 123 651 536.3 765.7
Total 151181 256 169.3 148.6 190.1
TT
1-29 87305 22 25.2 14.7 35.7
30-49 83177 61 73.3 54.9 91.7
50-69 94556 196 207.3 178.3 236.3
70 or 70+ 44715 235 525.6 458.5 592.6
Total 309753 514 165.9 151.6 180.3