Table II.
Comparison between patients with and without persistence of dizzy symptoms after treatment; numbers of manoeuvres and recurrence were predictive of persistent dizziness.
| Residual dizziness Yes |
Residual dizziness No |
P-value | ||
|---|---|---|---|---|
| 85 (%) 57.4% |
63 (%) 42.6% |
|||
| Gender | Male | 24 (42.9%) |
32 (57.1%) |
0.005 |
| Female | 61 (66.3%) |
31 (33.7%) |
||
| Age | Average | 57 S.d. (14,41) |
47 s.d. (10,78) |
0.000001 |
| Previous BPPV | None | 29 (45.3%) |
35 (54.7%) |
0.01 |
| More than one | 56 (66.7%) |
28 (33.3%) |
||
| Numbers of manoeuvres | One | 34 (41%) |
49 (59%) |
0.000004 |
| More than one | 51 (78.5%) |
14 (21.5%) |
||
| Liberatory Ny | No | 26 (68.4%) |
12 (52.6%) |
0,1 |
| Yes | 59 (28.2%) |
51 (71.8%) |
||
| Canal reentry | No | 80 (56.7%) |
61 (43.7%) |
0.7 |
| Yes | 5 (71.4%) |
2 (28.6%) |
||
| Success of manoeuvres | No | 4 (100%) |
0 (0%) |
0.1 |
| Yes | 81 (56.3%) |
63 (43.7%) |
||
| Recurrence | No | 68 (52.3%) |
62 (47.7%) |
0.0005 |
| Yes | 17 (94.4%) |
1 (5.6%) |
||