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. 2022 May 3;9:874213. doi: 10.3389/fmed.2022.874213

TABLE 2.

Results of the PD-L1 IHC evaluation.

PD-L1 evaluation
NEGATIVE N.cases (%) POSITIVE N.cases (%)
CPS score <1
15 (21%)
1–≤ 20
18 (25%)
> 20
39 (54%)
TPS percentage <1%
27 (37%)
1–≤ 50%
15 (21%)
> 50%
30 (42%)
TILs positivity 15 (24%) 47 (76%)

CPS, combined proportion score, TPS, tumor proportion score, TILs, tumor infiltrating lymphocytes.