Life expectancy in patients with metastatic renal cell carcinoma in the Russian Federation: results of the Rensur3 multicenter registry study

Background. Overall survival (OS) data obtained in patients with metastatic renal cell carcinoma (mRCC) in realworld settings are rarely published. The objective of the RENSUR3 registry study was to collect information on the use of various therapeutic options for mRCC in real-world clinical practice and assess OS in a Russian population. Methods. Patients were retrospectively identified at 8 cancer centres in different Russian regions and enrolled in the study if the diagnosis of mRCC had been made in the period from January 2015 to December 2016. Anonymous data were collected online, the registry contained demographic characteristics and treatment and outcome data. Results. The study had 573 subjects included in the analysis. The average age of patients at mRCC diagnosis was 63.1 years; 14.5 % of them were aged ≥ 75 years. 65.6 % of the subjects were men; 72 % had received surgical treatment for the primary tumour; clear cell and non-clear cell carcinomas were detected in 84 % and 16 % of the patients, respectively...