[Age and sex distribution of biliary lithiasis].
The authors analyze the age and sex distribution of cholelithiasis in 388 patients. Cholelithiasis in those patients is diagnosed by X-ray method and in 24 of them -- was verified at operation. The incidence of cholelithiasis patients increases with age advancing. The percentage of patients with cholithiasis in the age group from 21 to 30 is 8,2 per cent, to reach 24,7 per cent among the patients from the age group 61 to 70. After that age the incidence of cholelithiasis decreases and among patients over 80 - the percentage is 0,5 per cent. Females are more frequently affected than males. From all the patients examined 77,9 per cent are females and 22,1 per cent are males; the ratio is about 4:1. Younger females suffer more after than the young males and the ration ranges about 15:1.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D002031:Bulgaria; D002648:Child; D002675:Child, Preschool; D002769:Cholelithiasis / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D012737:Sex Factors
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