Table 1.

Demographics of healthy controls and patients with 1 of 2 types of psoriasis.

	Healthy controls	Psoriasis patient	Guttate psoriasis	Plaque psoriasis
Number	12	74	32	42
Age, years	32.6 ± 10.0	36.5 ± 14.2 (15~77)	37.7 ± 14.8	35.6 ± 13.9
Duration of psoriasis, years	N/A	6.2 ± 7.3	6.1 ± 7.5	6.2 ± 7.3
PASI score	N/A	7.9 ± 3.9	7.2 ± 3.4	9.1 ± 4.1

PASI: Psoriasis Area and Severity Index; N/A: not applicable.

Except where indicated otherwise, data are mean ± SD values.