Table 2

 Visual status of study subjects

VisionNumber of subjects% (95% CI)
Normal32567.7 (63.3 to 71.8)
Visual impairment6914.4 (11.4 to 17.9)
Severe visual impairment367.5 (5.4 to 10.3)
Blind5010.4 (7.9 to 13.6)
Total480100