The prevalence of the ear diseases was auricle malformation (0.3%) , wax (1.4%), otitis externa(0.1%), fungi(0.5%), serous otitis media (1.1%), chronic suppurative otitis media(1.0%),dry perforation of tympanic membrance(1.3%).

• 耳疾的患病率为：外耳畸形0.；3%25，耵聍1