• Erum Naz, Ghulam Saqulain, Nazia Mumtaz, and Muhammad Naveed Babur.
• Ms. Erum Naz, MPhil (Hearing Sciences) Audiologist, Audiology Unit, Lahore General Hospital, Lahore, Pakistan.
• Pak J Med Sci. 2021 Jul 1; 37 (4): 1133-1138.

ObjectivesTo analyze the prevalence & characteristics of sudden sensorineural hearing loss.MethodsThis cross sectional study including n=377 cases of sensorineural hearing impairment, using non-probability convenience sampling, who fulfilled the selection criteria was conducted from 1st July 2019 to 31st October 2019. Study was conducted at Audiology section of ENT department, Lahore General Hospital, Pakistan. Sample included both genders, aged 17-70 years. Cases suffering from inflammatory or obstructive conditions of the external or middle ear and those who could not undergo pure tone audiometry were excluded from the study. Following consent for inclusion in study, data was collected using basic demographic and medical history sheet followed by Audiometric evaluation. Statistical Software for Social Sciences Version 20.0 was used for data analysis.ResultsThe prevalence rate of sudden sensorineural hearing loss of 14(3.7%) being significantly more common in males 11(78%) than females 3(22%) (p=0.05) & age group 15-35 years (p=0.001). It is commonly of severe or profound degree with downward sloping audiogram (p<0.05), however it is not associated with vertigo (p=0.32), tinnitus (p=0.08) with no side predilection (p=0.27).ConclusionWe conclude that the prevalence of SSNHL is 3.7% being significantly more prevalent in males and those aged15-25 years. It is mostly characterized by severe to profound degree of hearing loss with downward sloping audiogram with no associated vertigo, tinnitus and side predilection.Copyright: © Pakistan Journal of Medical Sciences.

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