To prove that video about endoscopic retrograde cholangiopancreatography (ERCP) combined with written informed consent provides participants more information about the procedure, which can make participants understand the procedure well. Investigators advocate the development of institutional and national guidelines to ensure optimal practices of acquiring informed consent.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
SCREENING
Masking
NONE
Enrollment
120
Changhai Hospital
Shanghai, China
RECRUITINGtime for informed consent practices before ERCP
Time frame: 2 days
time for extra explanation about ERCP
Time frame: 2 days
satisfaction degree about the informed consent practices
Time frame: 2 days
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