| Characteristics | N=65 (%) |
|---|---|
| Gender | |
| Male : Female | 29 : 36 (44.6 : 55.4) |
| Age (years) | 51.8 ± 17.0 |
| Underlying disease | |
| Hypertension | 25 (38.5%) |
| Diabetes | 15 (23.1%) |
| History of cardiac or cranial vascular disease | 9 (13.8%) |
| Affected side | |
| Right : Left | 32 : 33 (49.2 : 50.8) |
| Vertigo | 34 (52.3%) |
| Initial PTA (dB) | 102.9 ±9.3 |
| Follow up duration (month) | 4.5±6.9 |
| Onset to treatment (days) | 3.6±4.1 |
| AAO classification for hearing recovery | |
| Type A | 9 (13.8%) |
| Type B | 5 (7.7%) |
| Type C | 7 (10.8%) |
| Type D | 44 (67.7%) |