N (%) Mean ± SD (min-max)
Age (years) Age (years) 3309 (100) 58.04 ± 12.26 (18-99)
Tumor size (cm) Tumor size (cm) 3309 (100) 5.89 ± 3.60 (1-37)
Sex
Male Female 2176 (65.8) 1133 (34.2)
Surgical procedure
Radical nephrectomy Partial nephrectomy 2099 (63.4) 1210 (36.6)
Surgic al approach Open Laparoscopic 2611(78.9) 698 (21.1)
Radiological technique
CT MRI 2510 (75.8) 799 (24.2)