Table 1. Comparison of baseline characteristics between patients with hypoxia (+) group and hypoxia (-) group

Values are presented as mean±standard deviation or number only.

ASA, American Society of Anesthesiologists; EGD, esophagogastroduodenoscopy; CS, colonoscopy; COPD, chronic obstructive pulmonary disease; ILD, interstitial lung disease; Tb, tuberculosis; CHF, congestive heart failure; HTN, hypertension; GY, gynecology; CKD, chronic kidney disease; LC, liver cirrhosis; HCC, hepatocellular carcinoma.

Table 2. Procedure- and sedation-related measurements

Values are presented as mean±standard deviation or mean (range).

Table 3. Categorization for sedative-related events and life-threatening adverse events

AE, adverse event; HR, heart rate.

Table 4. Risk factors associated with hypoxia during sedative endoscopy

BMI, body mass index; EGD, esophagogastroduodenoscopy; CS, colonoscopy.