Prevalence of urinary stone disease among Suez canal population

ABSTRACT

A random sample of 3400 persons above 10 years of age was selected. The diagnosis of urinary stone disease was done on the basis of 1- history of spontaneous passage of stone or surgical removal of a stone or radiological evidence of a stone in a validated interviewing questionnaire and 2-abdominal ultrasonography's findings in individuals with a history of renal calico and hematuria. We could interview and examine 3171 [93.3%] out of the scheduled 3400 individuals. 188 persons were diagnosed as patients having urinary stone disease i.e. The prevalence rate of the disease is 5.9%. The prevalence varies from region to region [it is as high as 9.3% in rural Ismailia and is as low as 2.9% in Suez City. There is significant increase in prevalence of the disease among males and the male female ratio was 31. The 3rd, 4th and 5th decades of life are the main age groups affected