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Comparison result of studies
| Studies | Grade 0 | Grade 1 | Grade 2 | Grade 3 |
|---|---|---|---|---|
| Gauger et al. (%) | 37 | 18(gd 1 + 2) | 45 | |
| Pelizzo et al. (%) | 23 | 8.6 | 53.8 | 14.4 |
| Sheahan et al. (%) | 29 % (gd 0 + 1) | 37 | 24 | |
| Rajapaksha et al. (%) | 20.6 | 36.2 | 30.6 | 12.5 |
| Mehanna et al. (%) | 30.1 (gd 0 + 1) | 29.8 | 22.1 | |
| Pradeep et al | 0 | 65.2 | 25.1 | 9.5 |
| Hisham and Aina (%) | 19.8 (gd 0 + 1) | 25 | 55.2 | |
| Present study (%) | 9.5 | 28.9 | 50.5 | 11 |
