Table 3.

Evaluation of the CD137-positive cells relative frequency relation with the CD4/CD8 ratio

	The relative frequency of CD137-positive inflammatory cells (%) in the dermis			The relative frequency of CD137-positive inflammatory cells (%) in the epidermis
	Classification			Classification
	< 10.3 %	≥10.3 %		< 34.6 %	≥34.6 %
Mean CD137 expression	6.8 % ± 2.6	15.9 % ± 4.4	P<0.001 t-student	19.7 % ± 8.7	42.4 % ± 3.3	P<0.001 t-student
CD4/CD8 ratio	0.14 % ± 0.2	0.09 % ± 0.19	P=0.621 t-student	0.04 % ± 0.03	0.17 % ± 0.4	P=0.120 t-student
	P=0.984 (Chi-square)			P=0.821 (Chi-square)