Incidence of phobias in Iranian psychiatric patients

During 1972 a study was undertaken in Roozbeh Mental Hospital of Tehran University to investigate the prevalence of phobias among the patients suffering from one type or another of mental disorders. It was found that about 10 percent of the total patients visited in the hospital were suffering from phobia. Moreover, darkness, corpse, crowd, pet animals, fear from cancer and syphilis accounted for 79% of the most common phobias, among the 655 recorded cases.