Table 1.

The characteristics of the patients with psoriasis.

Characteristics
Gender, N (%)	Female, 101 (45.9%) Male, 119 (54.1%)
Mean age±SD (years)	49.61±13.29
Psoriasis type, N (%)	Psoriasis vulgaris, 195 (88.6%) Palmoplantar psoriasis, 13 (5.9%) Generalized pustular, 12 (5.5%)
Psoriasis duration, median (IQR) (years)	18 (16)
Psoriatic arthritis, N (%)	Present, 66 (30%) None, 154 (70%)
Nail findings, N (%)	Present, 104 (47.3%) None, 116 (52.7%)
Past medical history, N (%)	Unremarkable, 100 (45.5%) Hypertension, 59 (26.8%) Hyperlipidemia, 45 (20.5%) Diabetes mellitus, 32 (14.5%) Hepatic steatosis, 24 (10.9%) Hepatitis B virus carriage, 20 (9.1%) Depression, 19 (8.6%) Coronary artery disease, 16 (7.3%) Thyroid disease, 9 (4.1%) Asthma, 6 (2.7%)
Previous treatment, N (%)	Conventional treatment, 214 (97.3%) Biological agents, 93 (42.3%) Phototherapy, 70 (31.8%)

IQR = interquartile range; SD = Standard deviation.

This study included 220 patients with a mean age of 49.61±13.29 years. Most of the patients (88.6%) had psoriasis vulgaris. The frequency of psoriatic arthritis was 30%.