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. 2011 Mar 1;11:6. doi: 10.1186/1471-2253-11-6

Figure 4.

Figure 4

Comparison of glottic visualisation between direct laryngoscopy and C-MAC videolaryngoscopy. Glottic visualisation according to Cormack-Lehane score after direct Macintosh laryngoscopy and C-MAC videolaryngoscopic views in the DL, C-MAC3, C-MAC4, and C-MAC4/SBT groups, respectively. Data are given as percentage. C/L indicates Cormack and Lehane view,[13] modified by Yentis and Lee;[14]DL: Direct laryngoscopy.