Table 2.

Characteristics of the included patients.

Variables	No.
Age composition
0–19	87 (11.6%)
20–39	225 (30.0%)
40–59	245 (32.7%)
60–79	164 (21.9%)
80≤	28 (3.7%)
Sex
Female	474 (63.3%)
Male	275 (36.7%)
Ethnicity
Caucasian	744 (99.3%)
Others	5 (0.7%)
Lesion location
Head/neck	193 (24.8%)
Hand/arm	117 (15.0%)
Trunk	350 (44.9%)
Leg/foot	103 (13.2%)
Buttock/groin	16 (2.1%)

Abbreviations: No., number.