The occurrence of middle ear suppuration as a complication of measles has been recognized, but the extreme prevalence of this complication has not been realized. In fact, so far as I know, there never have been any real data produced in any of the works by authorities on the contagious disease, as to the incidence of middle ear disease in measles.
The following, taken from the records and statistics of the Contagious Disease Hospital at Ellis Island, will give some idea of the extent and nature of the disease as met with in immigrant children, and may indicate to some extent its occurrence in all cases. Of course the conditions met with in Ellis Island differ greatly from ordinary cases in general practice, not only in the class of patients, but in the stage of disease and in the care the patients have had previously on board ship; and undoubtedly
CODY HC. MIDDLE EAR COMPLICATIONS OF MEASLES IN IMMIGRANT CHILDREN. Am J Dis Child. 1914;VIII(2):147-149. doi:10.1001/archpedi.1914.04300010153008