| ASIA grade (Pre-operative) | Post-operative ASIA grade (After 6 months follow up) | ||||||
| Grade | Total (n) |
| A | B | C | D | E |
| A | 00 |
| - | - | - | - | - |
| B | 14 |
| - | - | 02 | 08 | 04 |
| C | 09 |
| - | - | - | 04 | 05 |
| D | 01 |
| - | - | - | - | 01 |
| E | 00 |
| - | - | - | - | - |
|
|
| Total | 00 | 00 | 02 | 12 | 10 |