Table 2.

Quantification of mast cells in biopsies of psoriasis patients and pruritus who use medication or not, stained by different techniques

	With psoriasis treatment n = 19	Without psoriasis treatment n = 10	P
GIEMSA	6.8 ± 3.0	6.4 ± 1.6	0.757
IHC	12.0 ± 5.2	10.0 ± 2.3	0.152

Data presented by mean ± standard deviation and compared by Student’s t test for independent samples.