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Table 1 Summary of the clinical and histopathological characteristics of 145 patients with ccRCC

From: Prognostic significance of the programmed death ligand 1 expression in clear cell renal cell carcinoma and correlation with the tumor microenvironment and hypoxia-inducible factor expression

Variables Number of patients
Sex
 M 93 (64.9%)
 F 52 (35.1%)
Age (years) 57.8 (31–86)
Tumor size (cm) 5.76 (1.5–18)
Nucleolar grade
 1 17 (11.7%)
 2 57 (39.3%)
 3 43 (29.7%)
 4 28 (19.3%)
Lymph node metastases
 no 136 (93.8%)
 yes 9 (6.2%)
Distant metastases
 no 115 (79.3%)
 yes 30 (20.7%)
Sarcomatoid component
 no 137 (94.5%)
 yes 8 (5.5%)