Risk of respiratory complications following gastrointestinal endoscopy under monitored anesthesia care: A prospective cohort study

Table 4 Sensitivity analysis

Item	Respiratory complications, number/total number		OR (95%CI)	P value
	MS	DS/GA
Multiple imputation for loss to follow-up data
Crude model	13/1585	67/5938	1.32 (0.72-2.40)	0.367
Model 11	13/1585	67/5938	1.54 (0.83-2.86)	0.168
Model 22	13/1585	67/5938	2.25 (1.14-4.46)	0.020
Model 33	13/1585	67/5938	2.86 (1.37-5.98)	0.005
Sensitivity analysis based on MW
Crude	13/1531	64/5699	1.33 (0.73-2.41)	0.356
After MW	-	-	3.02 (1.49-6.13)	0.002

¹Adjusted for American Society of Anesthesiologists classification.

²Additionally, adjusted for heart disease, asthma, hiatus hernia, gastrointestinal ulcer, and gastroesophageal reflux disease.

³Further adjusted for a history of upper gastrointestinal and oral-pharyngeal surgery, as well as regurgitation and aspiration.

-: It indicates that no weighted patient counts are presented, as they do not represent actual clinical numbers; OR: Odds ratio; GA: General anesthesia; MS: Moderate sedation; DS: Deep sedation; MW: Matching weighting.