Table 2.
Non-OXY group (N = 35) | OXY group (N = 29) | |
---|---|---|
Grade 1 | 9 | 4 |
Grade 2 | 24 | 25 |
Grade 3 | 2 | 0 |
Grade 4 | 0 | 0 |
Grade 5 | 0 | 0 |
Non-OXY group (N = 35) | OXY group (N = 29) | |
---|---|---|
Grade 1 | 9 | 4 |
Grade 2 | 24 | 25 |
Grade 3 | 2 | 0 |
Grade 4 | 0 | 0 |
Grade 5 | 0 | 0 |