120
Participants
Start Date
December 31, 2016
Primary Completion Date
December 31, 2024
Study Completion Date
December 31, 2024
Sound reduction
Subjects will wear noise reduction headphones between the hours of 8:00 pm and 8:00 am.
Sound masking
Subjects will wear wear headphones playing relaxing music between the hours of 8:00 pm and 8:00 am.
University of Iowa Hospitals and Clinics, Iowa City
Brian Gehlbach
OTHER