| Study | Our study (%) | Tuli et al. (%) | Krzeski et al. (%) | Min et al. (%) | Landsberg and Friedman |
|---|---|---|---|---|---|
| Type I | 57.8 | 67 | 17.83 | 54 | 52 % |
| Type II | 20.3 | 14 | 33.12 | 24.5 | – |
| Type III | 6.2 | 3 | 14.33 | 21.5 | – |
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