1,109
Participants
Start Date
January 1, 2017
Primary Completion Date
June 30, 2018
Study Completion Date
June 30, 2018
Ambient lighting
Use of ambient lighting (75-150 lux) in endoscopy room.
Low lighting
Use of low lighting (\<75 lux) in endoscopy room.
Advocate Lutheran General Hospital, Park Ridge
Wake Forest University Health Sciences
OTHER