Participants:
Inclusion criteria were students of 3rd year and
4th year MBBS, either male or female, age between
19-24 years and individuals with normal hearing. Whereas, exclusion
criteria comprised of students not giving consent, those with prior
diagnosis of hearing loss, type I diabetes mellitus, acute upper
respiratory tract infections, acute or chronic ear infections, allergic
rhinitis, positive history for ototoxic drugs, past medical history of
meningitis, enteric fever in childhood, past surgical history for cleft
lip or palate, using hearing aid and family history of hearing loss.