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. Author manuscript; available in PMC: 2012 Nov 1.
Published in final edited form as: Urology. 2011 Nov;78(5):1089–1094. doi: 10.1016/j.urology.2011.04.035

Table 1.

Patient clinical and demographic characteristics

Age
 Mean, SD (range) 59.0, 11.8 (25-89)
 Median 60
CCI, Age-Weighted
 Mean, SD (range) 2.77, 2.19 (0-10)
 Median 2
Pre-operative eGFR
 Mean, SD (range) 80.8, 39.7 (5.1-120.0)
 Median 80.5
Pre-operative CKD stage, no. (%)
 I 191 (32.5)
 II 281 (47.8)
 III 106 (18.0)
 IV-V 10 (1.7)
Pre-operative tumor size (cm)
 Mean, SD (range) 4.6, 3.0 (0.7-17.8)
 Median 3.7
Pathological distribution, no. (%)
 AML 21 (3.4%)
 Chromophobe RCC 40 (6.4%)
 Clear cell RCC 388 (62.4%)
 Collecting duct 3 (0.5%)
 Oncocytoma 51 (8.2%)
 Papillary RCC 102 (16.4%)
 Other 17 (2.8%)