BioMed Research International / 2019 / Article / Tab 2

Clinical Study

High-Flow Nasal Cannula and Mandibular Advancement Bite Block Decrease Hypoxic Events during Sedative Esophagogastroduodenoscopy: A Randomized Clinical Trial

Table 2

Secondary endpoints.

Groupsstandard (n=51)High-flow nasal cannula (n=50)Mandibular advancement bite block (n=51)

Airway obstruction32 (63)31 (62)16 (31)<0.001
 Partial obstruction [n (%)]13 (26)19 (38)10 (20)
 Complete obstruction [n (%)]19 (37)20 (40)6 (12)
Apnoeic events [n (%)]19 (37)24 (38)19 (29)0.448
Hypoxic events [n (%)]11 (20)1 (2)4 (8)0.004
Rescue events [n (%)]9 (18)1 (2)2 (4)0.006

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