Table 1. Clinical characteristics of patients and controls*.
| BPPV | Controls | P† | |
|---|---|---|---|
| n | 204 | 120 | |
| Age, years | 38 (32–44) | 38 (31–43) | 0.57 |
| Sex: male | 103 (50.5) | 60 (50.0) | 0.93 |
| BMI, kg/m2 | 25.3 (24.1–27.0) | 24.5 (24.3–27.5) | 0.18 |
| SBP, mmHg | 108 (99–127) | 110 (97–125) | 0.72 |
| DBP, mmHg | 77 (70–84) | 70 (68–83) | 0.52 |
| Smoking habit | 42 (20.6) | 21 (17.5) | 0.50 |
| Drinking habit | 29 (14.2) | 15 (12.5) | 0.66 |
| Family history of BPPV | 15 (7.4) | 6 (5.0) | 0.41 |
| Regular exercise habit | 24 (11.8) | 17 (14.2) | 0.53 |
| VAS score | 3 (1–4) | — | |
| Semicircular canals | — | ||
| PSC | 166 (81.4) | ||
| HSC | 38 (18.6) | ||
| Laboratory testing, median (IQR) | |||
| SOD, U/ml | 136.5 (121.0–159.0) | 173.0 (164.5–188.7) | <0.001 |
| HCY, μmol/l | 12.4 (10.0–17.8) | 11.3 (9.7–16.4) | 0.012 |
| CRP, mg/l | 4.8 (3.2–7.2) | 4.3 (2.8–5.9) | 0.006 |
*
Percentages for categorical variables and medians (IQRs) for continuous variables were used for expressing the results.
†
The P-value was tested by Mann–Whitney U-test or Chi-Square test.