Skip to main content

Table 1 Patient characteristics in the DL, C-MAC3, C-MAC4, and C-MAC/STB groups according to intubating device used.

From: A randomised, controlled crossover comparison of the C-MAC videolaryngoscope with direct laryngoscopy in 150 patients during routine induction of anaesthesia

  DL C-MAC3 C-MAC4 C-MAC/STB
Number intubated N = 50 37 18 45
Age (years) 49 (23-82) 54 (20-74) 46 (34-72) 58 (27-79)
Sex (female/male) 29/21 27/10 7/11 17/28
Body weight (kg) 81 (60-179) 76 (54-98) 82 (54-150) 78 (48-135)
Height (cm) 170 (156-196) 168 (150-186) 173 (163-188) 173 (155-193)
Body mass index (BMI) 27 (20-63) 27 (20-40) 27 (20-41) 27 (19-44)
Mallampati class (I/II/III/IV) 16/20/13/1 8/23/6/0 4/6/7/1 9/21/15/0
Inter-incisor distance (cm) 5 ± 1 5 ± 1 5 ± 1 5 ± 1
Thyromental distance (Patil; cm) 8 ± 2 7 ± 4 8 ± 3 8 ± 3
Cervical extension (Bellhouse;</> 15°) 3/47 2/35 2/16 5/40
  1. Data are given as median (range), mean ± SD, or numbers.