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Table 1 Demographic and clinical characteristics of RCC cancer cases and controls

From: Association of single nucleotide polymorphisms with renal cell carcinoma in Algerian population

Characteristics Cases Controls
Age (mean ± SD), yr 56.27 ± 13.91 51.71 ± 13.64
Gender (%)
Male 51 (58.6) 66 (58)
Female 36 (41.4) 48(42)
Tumor size (%)
> 7 47(54.0)  
≤ 7 35 (40.2)  
Unknown 5 (5.7)  
Tumor stage (%)
pT1 28 (32.2)  
pT2 21 (24.1)  
pT3 30 (34.5)  
PT4 5 (5.7)  
Unknown 3 (3.4)  
Tumor grade (%)
I 1 (1.1)  
II 39 (44.8)  
III 28 (32.2)  
IV 13 (14.9)  
Unknown 6 (6.9)  
Location (%)
Left 47 (54)  
Right 40 (46)  
Histopathology (%)
Clear-cell carcinoma 54 (62.1)  
Chromophobe cell carcinoma 14 (16.1)  
Papillary renal cell carcinoma 12 (13.7)  
Bellini-duct carcinoma 2 (2.3)  
Renal mucinous tubular carcinoma 2 (2.3)  
Primary renal lymphoma (PRL) 2 (2.3)  
Renal neuroendocrine tumor (NET) 1 (1.15)