From: Efficacy of an aid (gastric tube insertion guide) for oral insertion of a gastric tube: a randomized controlled trial
“Blind” insertion method
“Tube guide” insertion method
Age, years
65 (13)
64 (15)
Sex, M/F
7/13
8/11
BMI (kg/m2)
25 (4)
25 (5)
ASA physical status
I/II
8/12
7/12