noise-induced hearing loss
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Individual between 18 ~ 60 years old; 2. Individual who has exposed to occupational noise from 1 to 20 years; 3. Individuals whose occupational noise exposure intensity is 80 dB (A) or higher.
Exclusion criteria
Exclusion criteria: 1. Individual who has a history of head or ear injury, familial or congenital deafness, ototoxic drug use, middle ear disease, tympanic membrane perforation, etc.; 2. Individual whose binaural auditory threshold is greater than 40dB.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Pure tone audiometry;genotype sequence; | — |
Secondary
| Measure | Time frame |
|---|---|
| acoustic immitance;acoustic immitance; | — |
Countries
China
Contacts
Shanghai Jiao Tong University Affiliated Sixth People's Hospital