Table 1. Demographic data of patients with rosacea and controls.
| Variables | Rosacea (n = 692) | Controls (n = 2,768) | P value | |
|---|---|---|---|---|
| Age, yr | 1.000 | |||
| 20–29 | 120 (17.3) | 480 (17.3) | ||
| 30–39 | 197 (28.5) | 788 (28.5) | ||
| 40–49 | 191 (27.6) | 764 (27.6) | ||
| 50–59 | 96 (13.9) | 384 (13.9) | ||
| > 60 | 88 (12.7) | 352 (12.7) | ||
| Sex | 1.000 | |||
| Male | 289 (41.8) | 1,156 (41.8) | ||
| Female | 403 (58.2) | 1,612 (58.2) | ||
| cDDD | < 0.001 | |||
| < 30 | 325 (47.0) | 1,580 (57.1) | ||
| 30–120 | 246 (35.5) | 837 (30.2) | ||
| > 120 | 121 (17.5) | 351 (12.7) | ||
| Income | 0.960 | |||
| High | 280 (40.5) | 1,133 (40.9) | ||
| Medium | 263 (38.0) | 1,050 (37.9) | ||
| Low | 149 (21.5) | 585 (21.1) | ||
| Residence | < 0.001 | |||
| Metropolitan | 357 (51.6) | 2,030 (73.3) | ||
| Rural | 335 (48.4) | 738 (26.7) | ||
| CCI | < 0.001 | |||
| 0 | 460 (66.5) | 2,039 (73.7) | ||
| 1 | 115 (16.6) | 371 (13.4) | ||
| > 2 | 117 (16.9) | 358 (12.9) | ||
Values are presented as number (%).
CCI = Charlson Comorbidity Index, cDDD = cumulative defined daily dose.