Background. The prevalence of chronic suppurative otitis media (CSOM) in Indonesia is 5.4%. CSOM can cause complications such as hearing impairment. This study aims to determine the relationship between chronic suppurative otitis media and hearing impairment in Dr. Mohammad Hoesin Palembang Hospital in the period of 1 January - 31 December 2019. Methods. This is an observational analytic study …