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Caste distribution of refractive error in primary school children of east Sikkim
| Caste | Total no. of students examined | Refractive error (%) |
|---|---|---|
| Scheduled caste (SC) | 4,265 | 26.65 |
| Most backward classes (MBC) | 3,400 | 55.2 |
| Scheduled tribe (ST) | 1,851 | 11.6 |
| Others | 6,438 | 39.5 |
| Total | 15,954 | 100 |
