Table 1. Correlation of TIL subsets and tumor PD-L1 with pathologic tumor characteristics.

Marker	Nuclear Grade	Tumor size	Stage at nephrectomy
	Low = 1–2 High = 3–4	Large ≥ 10 cm	Early = 1–3 Advanced = 4
CD3+	χ2 = 0.45 p = 0.502	χ2 = 7.18 p = 0.007	χ2 = 0 p = 1
CD4+	χ2 = 3.29 p = 0.070	χ2 = 1.79 p = 0.181	χ2 = 0.06 p = 0.805
CD8+	χ2 = 0.83 p = 0.362	χ2 = 4.61 p = 0.032	χ2 = 3.06 p = 0.081
Foxp3+	χ2 = 0.16 p = 0.688	χ2 = 0.56 p = 0.454	χ2 = 1.04 p = 0.308
CD8:Foxp3 Ratio	χ2 = 0.001 p = 0.979	χ2 = 0.095 p = 0.758	χ2 = 0.33 p = 0.564
Tumor PD-L1	χ2 = 1.04 p = 0.307	χ2 = 1.22 p = 0.268	χ2 = 0.52 p = 0.473