Skip to main content
. 2013 Oct 14;17(5):R237. doi: 10.1186/cc13061

Table 5.

Grade of laryngoscopic view

Grade of view VL %, (n = 234) 95% CI DL %, (n = 56) 95% CI P -value
CL I to II
85.8% (199)
79.5 to 89.1
61.8% (34)
45.7 to 71.9
<0.001
POGO (median, IQR) 82% 62% to 100% 45% 0 to 78% 0.0001

Table 5: Demonstrates improved laryngoscopic view with VL compared to DL. CL, Cormack-Lehane; DL, direct laryngoscope/laryngoscopy; POGO, percentage of glottis opening; VL, Video laryngoscope/laryngoscopy.