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. 2025 Sep 12;8:1637842. doi: 10.3389/frai.2025.1637842

Table 2.

Population characteristics of the dermoscopic dataset.

Variable Levels n Total
Fitzpatrick skin type II 1,115 46.36%
III 1,290 53.64%
I/IV/V/VI 0 0%
Hair-occlusion grade 0 — none 2,258 93.89%
1 — sparse vellus hair 104 4.32%
2 — dense terminal hair 43 1.79%
Anatomical site Extremities 1,176 48.90%
Trunk 929 38.60%
Head/face/neck 300 12.50%