516
Participants
Start Date
July 28, 2012
Primary Completion Date
November 11, 2018
Study Completion Date
November 11, 2018
Urgent endoscopy
Defined by oesophagogastroduodenoscopy within 6 hours of first presentation of Prince of Wales Hospital
Early endoscopy
Defined by oesophagogastroduodenoscopy within 24 hours of first presentation of Prince of Wales Hospital
Endoscopy Centre, Prince of Wales Hospital, Hong Kong
Chinese University of Hong Kong
OTHER