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Table 3 The frequency of tumor-associated PD-L1 expression by percentage of expression (excluding samples where melanin content was too high to confidently assign a PD-L1 score; N = 21)

From: Tumor associated PD-L1 expression pattern in microscopically tumor positive sentinel lymph nodes in patients with melanoma

Percentage estimates No. of patients (N = 21) Percentage of patient (N = 21)
0 3 14
<1 5 24
1–10 6 29
>10 7 33