Table 1
Age specific prevalence of bilateral blindness
Age (years)
Frequency of blindness
Prevalence of blindness (%)
0–9
0 of 2200
0
10–19
4 of 1147
0.35
20–29
5 of 851
0.59
30–39
21 of 736
2.85
40–49
28 of 486
5.76
50+
76 of 666
11.41