[Value of bootstrapping for small series of patients: application to survival analysis for 26 patients followed for bilateral sporadic renal cell carcinoma].

Objective: To use Bootstrapping to estimate the Kaplan-Meier survival of sporadic forms of bilateral renal cell carcinoma (RCC).

Patients And Methods: Over a period of 13 years, 759 patients were operated for RCC. 26 patients had bilateral sporadic RCC (3.