Table 1 Demographic, social, and clinical characteristics of the 507 patients
Variable | Number (n = 507) | Percentage |
|---|---|---|
Sex | ||
Male | 294 | 58.0 |
Ethnicity | ||
Han | 462 | 91.1 |
Others | 45 | 8.9 |
Age (mean ± standard deviation) | 37.0 ± 15.8 | — |
Type of psoriasis | ||
Vulgaris | 461 | 90.9 |
Erythrodermic | 17 | 3.4 |
Pustular | 16 | 3.0 |
Arthritic | 13 | 2.6 |
Marital status | ||
Single | 179 | 35.3 |
Ever-married | 328 | 64.7 |
Associated diseases | ||
Hypertension | 41 | 8.1 |
Coronary heart disease | 8 | 1.6 |
Diabeties | 17 | 3.4 |
Hepatitis | 9 | 1.8 |
Gastrointestinal diseases | 45 | 8.9 |
Other diseases | 113 | 22.3 |
No disease | 274 | 53.9 |
Psoriasis duration (years), Median (IQR) | 5.6 (2.0, 11.9) | — |
Progression phase | 441 | 87.0 |
Stable phase | 49 | 9.7 |
Remission phase | 17 | 3.4 |
Smoking | 162 | 32.0 |
Drinking | 133 | 26.2 |
Season of exacerbation | ||
Spring | 109 | 21.5 |
Summer | 97 | 19.1 |
Autumn | 115 | 22.7 |
Winter | 186 | 36.7 |