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. Author manuscript; available in PMC: 2016 Jan 1.
Published in final edited form as: Mayo Clin Proc. 2015 Jan;90(1):35–42. doi: 10.1016/j.mayocp.2014.10.005

Table 1.

Clinical and laboratory features of control and patients with an imaged renal mass.

Characteristics RCC Control Chromophobe Oncocytoma AML P-value
Number 47 26 7 9 7
Age: Mean ±SD 59±11 69±8 64±10 62±6 56±9 .01
Male, no. (%) 13 (28) 10 (39) 4 (57) 3 (33) 2 (29) .57
Tumor Size: Mean±SD 4.0±2.9 N/A 4.2±1.3 2.8±1.3 2.1±1.6 .20
Nephrometry Score: Mean±SD 8.4±2.9 N/A 7.4±1.3 8.1±2.0 6.7±2.0 .18

Abbreviations: RCC Renal Cell Carcinoma defined as patients with clear cell and papillary kidney cancers, AML Angiomyolipoma, SD Standard Deviation.

Statistical analysis was performed by Fisher’s Exact Test for categorical values and by One-Way ANOVA with F-Test for numerical values.