Middle Ear Abnormalities at Age Five in Relation with Early Onset Otitis Media and Number of Episodes, in the Inuit Population of Nunavik, Quebec, Canada

Medical records of 610 children born between 1994 and 2010 in 3 communities were reviewed and analyzed to determine if (i) early onset Otitis Media (OM) leads to repeated OM; (ii) repeated OM episodes leads to middle ear abnormalities (MEA) at age 5 years, (iii) pneumococcal conjugate vaccines (PCVs) may reduce multiple OM and MEA.