Lesion characteristics and outcomes of endoscopic submucosal dissection.

aThe percentage of this variable was calculated based on the number of early gastric cancer lesions.bThe percentage of this variable was calculated based on the number of patients.IMIE, intermittent midazolam/propofol injection by endoscopist; CPIA, continuous propofol infusion by anesthesiologist; ESD, endoscopic submucosal dissection; N/A, not applicable.Lesion characteristics and outcomes of endoscopic submucosal dissection.