Background: Chronic suppurative otitis media (CSOM) is a chronic inflammation of the middle ear and mastoid cavity, which presents with recurrent ear discharges or otorrhoea through a tympanic perforation. The present study was conducted to assess factors affecting the surgical outcome in tympanoplasty in children. Materials & Methods: 54pediatric patients of persistent perforation of the tympanic membraneof both genders were enrolled. Age at time of surgery, state of contralateral ear, previous adenoidectomy, cause of perforation, size of perforation, infection at the time of surgery, state of mucosa, age at first occurrence of perforation, presence of craniofacial dysmorphia, and surgical technique were recorded.