title: The prevalence of ankylosing hyperostosis in a Jerusalem population--with description of a method of grading the extent of the disease.
abstract: The prevalence of ankylosing hyperostosis in a Jewish hospital population is presented. In individuals over the age of 40 years the overall prevalence was 22.4% in males and 13.4% in females. The prevalence increased with age to a maximum of 46% in males and 30% in females over the age of 80 years. A method of grading the disease according to extent is described. The most extensive grade III is seen almost exclusively in males.
mesh_terms: D000328:Adult; D000368:Aged; D005096:Exostoses / Q000145:classification / Q000000981:diagnostic imaging / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007557:Israel; D007585:Jews; D008297:Male; D008875:Middle Aged; D011859:Radiography; D012737:Sex Factors; D013167:Spondylitis, Ankylosing / Q000145:classification / Q000000981:diagnostic imaging / Q000453:epidemiology*