139
Participants
Start Date
May 31, 2014
Primary Completion Date
July 31, 2014
Study Completion Date
August 31, 2014
Sennheiser non-occlusive headphones
Patients listened to music of their choice using non-occlusive headphones
Sennheiser non-occlusive headphones without music
Patients wore non-occlusive headphones but had no music playing
No Sennheiser non-occlusive headphones
Patients did not wear non-occlusive headphones and did not listen to music
National University Hospital, Singapore
Singapore National Eye Centre, Singapore
Singapore General Hospital
OTHER
National University Hospital, Singapore
OTHER