Table 2.
Clinical characteristics of the two groups.
| Clinical characteristics and composite scores | Middle-aged BPPV (n = 28) | Elderly BPPV (n = 58) | p |
|---|---|---|---|
| Clinical manifestations, N (%) | |||
| Vertigo with rotational sensation | 16 (57.1) | 23 (39.7) | 0.195 |
| Nausea and vomiting | 8 (28.6) | 15 (25.9) | 0.995 |
| Unbalance | 1 (3.6) | 10 (17.2) | 0.152 |
| Location, N (%) | |||
| PC-BPPV (right/left) | 4/4 (14.3/14.3) | 13/9 (22.4/15.5) | 0.361 |
| HC-BPPV (right/left) | 9/4 (32.1/14.3) | 15/13 (25.9/22.4) | 1 |
| AC-BPPV | 7 (25) | 7 (12.1) | 0.226 |
| MC-BPPV | 0 | 1 (1.7) | 1 |
| Treatment, N (%) | |||
| With Epley, Barbeque, or Kim maneuver | 25 (89.3) | 48 (82.8) | 0.638 |
| Without Epley, Barbeque, or Kim maneuver | 3 (10.7) | 10 (17.2) | |
| Prognosis, N (%) | |||
| Fall down | 0 (0) | 4 (6.9) | 0.381 |
| Residual dizziness | 1 (3.6) | 3 (5.2) | 1 |
| Poor balance | 1 (3.6) | 4 (6.9) | 0.885 |
PC, posterior canal; HC, horizontal canal; AC, anterior canal; MC, multiple canal; DHI, Dizziness Handicap Inventory; BBS, Berg Balance Scale; BPPV, benign paroxysmal positional vertigo; SD, standard deviation; IQR, interquartile range.