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Calculation of OTS, variables, and raw score
| Variables | Raw score |
|---|---|
| A,Initialvision | |
| No PL | 60 |
| PL/HM | 70 |
| 1/200–19/200 | 80 |
| 20/200–20/50 | 90 |
| ≥ 20/40 | 100 |
| B,Rupture | -23 |
| C,Endophthalmitis | -17 |
| D,Perforating injury | -14 |
| E,Retinal detachment | -11 |
| F,Afferent pupillary defect | -10 |
