MHC Class I Chain-Related Gene A Diversity in Patients with Cutaneous Malignant Melanoma from Southeastern Spain

Table 1

Demographic data and histological and clinical characteristics of melanoma patients at diagnosis.

Demographic data	Controls	Melanoma patients
Age (years)^a	51 ± 17	53 ± 15
Gender
Male	92	112
Female	108	121
Histological and clinical characteristics		(%)
Histological subtypes
SSM		162 (69)
NM		29 (12)
LMM		16 (7)
ALM		13 (6)
Melanoma “in situ”		11 (5)
DM		1 (0.5)
SM		1 (0.5)
Clinical characteristics
Tumor thickness
≤1 mm		128 (55)
>1 mm		104 (45)
Ulceration at primary lesion
Yes		44 (20)
No		173 (80)
SLN metastasis
Yes		22 (16)
No		119 (84)

SSM: superficial spreading melanoma; NM: nodular melanoma; LMM: lentigo maligna melanoma; ALM: acral lentiginous melanoma; DM: desmoplastic melanoma; SM: spitzoid melanoma; SLN: sentinel lymph node. ^aMean ± SD.