[Methodological problems and various results of the study of the incidence and structure of diseases of the urinary system among adult population (data from outpatient clinics of Moscow, Celinograd and the Celinograd district of the Kazakh SSR)].
A 4-stage system of mass screening of population for the detection of renal diseases tested in one of the outpatient clinic zones in Moscow (2013 residents), Thelinograd (7091 residents), and Tselinograd Region, Kazakh SSR (880 residents) was presented. The incidence rates of renal diseases per 1000 examined population in Moscow, Tselinograd and Thelinograd Region, Kazakh SSR, were 12.4 +/- 2.5, 10.4 +/- 1.2, 13.6 +/- 3.9, respectively.