Table 3

Airway visualisation for direct laryngoscopy and videolaryngoscopy by specialty

Medical specialtyLaryngoscopy view using Cormack and Lehane grading system
Direct laryngoscopyVideolaryngoscopyP value
Grades I, IIGrades III, IVGrades I, IIGrades III, IV
Anaesthesia100 (27)0.0 (0)100 (27)0.00 (0)NA
Intensive care70 (19)30 (8)77.7 (14)22.3 (4)0.58
Emergency81.4 (22)18.6 (9)72.2 (13)27.8 (5)0.46
  • Values expressed in % (n). Analysis between medical specialty by degree of airway visualisation for direct laryngoscopy (DL) and videolaryngoscopy (VL)—χ2 test: difficult airway visualisation by DL in intensive care and emergency > anaesthesia; difficult airway visualisation by VL in intensive care and emergency > anaesthesia.

  • NA, not applicable.;