Objective: To determine the frequency of secretary otitis media (OME) in the region of twin city and to determine variations related to gender, environment and socioeconomic status.
Design: Comparative cross sectional study.
Place and Duration of study: One year from July 2010 to July 2011at Social Security Hospital Islamabad and at Holy Family Hospital Rawalpindi.
Patients and Method: Total 600 children (3-5 years) from schools of Rawalpindi and Islamabad were evaluated. Sampling was done by consecutive sampling technique. Schools were divided into three socioeconomic groups high, middle and lower,200 children in each group. To over- come seasonal variation 50 children were examined every month. Data collection tool were questionnaire, otoscopes, tympanometer, and audiometer. Written permission was taken two days before visit. Complete otorhinolaryngological examination was carried out. OME was diagnosed clinically with dull, retracted or bulging immobile tympanic membrane and confirmed by type B curveon tympanometry.Frequencyof OME was calculated. Biostatic evaluation of results was done by using spss version10 and chi-square test, p value
Key words: Otitis media, secretory, hearing loss