Table 2 The specific monitoring indicators

SpO₂, heart rate, blood pressure, MOAA/S score

Before beginning sedation induction

After taking lidocaine hydrochloride mucilage and entering the room, the patient is placed in the left decubitus position on the examination bed, and indicators are recorded:

Sedation induction started when fully awake

(1) The initial dose of remimazolam or propofol is intravenously administered (this time will be recorded as 0 min)

(2) Within 1 min after the initial intravenous dose

(3) When the upper gastrointestinal endoscope is successfully inserted

(4) After successfully inserting the upper gastrointestinal endoscope, every 3 min until the end of upper gastrointestinal endoscopy

(5) At the end of upper gastrointestinal endoscopy

(6) When the patient is fully alert (MOAA/S score of 5 points for three consecutive times; for an MOAA/S score of 5, it should reach 5 the next two times).