Epidemiological studies on the relationship between age, sensorineural hearing loss, and the distribution of blood NAD+ levels
Not Applicable
- Conditions
- sensorineural hearing loss
- Registration Number
- JPRN-UMIN000048229
- Lead Sponsor
- Kawagoe Otology Institute,Division of Otorhinolaryngology
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete: follow-up continuing
- Sex
- All
- Target Recruitment
- 80
Inclusion Criteria
Not provided
Exclusion Criteria
(1) Patients with hearing loss due to factors unrelated to aging, such as trauma or hearing loss due to complications from other diseases (2) Patients taking nicotinamide mononucleotide (NMN)
Study & Design
- Study Type
- Observational
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Blood NAD+ levels in healthy subjects without hearing loss in 50s, in patients with sudden hearing loss (unilateral severe) in 50s, in patients with bilateral severe and advanced hearing loss in 80 years of age and older, and in patients without bilateral severe and advanced hearing loss in 80 years of age and older.
- Secondary Outcome Measures
Name Time Method