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| Grades | No. of patients (n = 68) | ||||
|---|---|---|---|---|---|
| Preoperative | Immediate postoperative | At first GKRS | At last F/U | ||
| H-B grade | |||||
| 1 | 57 (83.8) | 33 (48.5) | 39 (57.4) | 44 (64.7) | |
| 2 | 10 (14.7) | 17 (25.0) | 15 (22.1) | 13 (19.1) | |
| 3 | 1 (1.5) | 7 (10.3) | 6 (8.8) | 2 (2.9) | |
| 4 | - | 9 (13.2) | 7 (10.3) | 7 (10.3) | |
| 5 | - | 2 (2.9) | 1 (1.5) | 2 (2.9) | |
| G-R scale | |||||
| Serviceable | 27 | 6 (22.2) | 6 (22.2) | 6 (22.2) | |
H-B = House-Brackman, GKRS = gamma knife radiosurgery, F/U = follow-up, G-R = Gardner-Robinson.
