Table 1.

Age and sex of patients included in each study group.

Study Group	Mean Age (Years)	Sex (Number of Patients)
		Male	Female
Healthy	51 (range: 33 to 69)	2	1
Atopic Dermatitis	28 (range: 15 to 52)	1	2
Psoriasis	50 (range: 36 to 65)	0	3
Lichen sclerosus	41 (range: 20 to 61)	0	3