TABLE 2.

Demographic and clinicopathological characteristics of 135 patients with primary ccRCC treated by nephrectomy

Parameter	No cases (%)
Age at nephrectomy (years)
Mean	58.6
Median	59
Range	22–87
Ethnicity
African-American	17 (13)
Caucasian	110 (81)
Other	8 (6)
Gender
Female	41 (30)
Male	94 (70)
Pathologic Stage at Nephrectomy*
pT1	67 (51.9)
pT2	8 (6.2)
pT3	50 (38.8)
pT4	4 (3.1)

^*6 cases were not staged due to lack of information regarding gross findings;

ccRCC: clear cell renal cell carcinoma