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Table 4 Participants’proportion of attempts with one or more optimization maneuvers

From: Comparison of five video-assisted intubation devices by novice and expert laryngoscopists for use in the aeromedical evacuation environment

Condition Airtraq AWS C-MAC Coopdech GlideScope B-H adjusted p-value
Novice group
 NAL stanchion 0.0% 0.0% 4.2% 0.0% 4.2% 0.66
 NAL ground 8.3% 4.2% 12.5% 8.3% 8.3% 0.90
 DAL stanchion 0.0% 0.0% 25.0% 4.2% 8.3% 0.03
 DAL ground 54.2% 33.3% 75.0% 62.5% 58.3% 0.12
 DAB stanchion 8.3% 12.5% 29.2% 16.8% 16.8% 0.57
 DAB ground 50.0% 29.2% 75.0% 67.7% 45.8% 0.04
Expert group
 NAL Stanchion 0.0% 6.3% 6.3% 0.0% 0.0% 0.55
 NAL Ground 6.3% 0.0% 18.8% 12.5% 12.5% 0.55
 DAL Stanchion 12.5% 0.0% 18.8% 0.0% 12.5% 0.35
 DAL Ground 27.5% 18.8% 75.0% 50.0% 50.0% 0.08
 DAB Stanchion 0.0% 0.0% 12.5% 6.3% 18.8% 0.35
 DAB Ground 43.8% 12.5% 50.0% 68.8% 25.0% 0.07
  1. NAL Normal airway with lights on, DAL Difficult airway with lights on, DAB Difficult airway with blackout conditions. BH-adjusted p < 0.05 indicated statistical significance