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Table 1 Demographic data

From: Continuous positive airway pressure and ventilation are more effective with a nasal mask than a full face mask in unconscious subjects: a randomized controlled trial

  NM group (n = 37) FM group (n = 36) P value
Age, y 47 ± 11 49 ± 12 0.56
Gender, male/female 14/23 14/22 0.93
Height, cm 169 ± 12 166 ± 9 0.28
Weight, kg 76.2 ± 14.4 72.5 ± 14.9 0.29
BMI, kg/m2 26.7 ± 3.9 26.8 ± 4.8 0.92
Airway management    


ETT/LMA, n 25/12 28/8 0.47
Cormack and Lehane grade    


Grade 1, n 22 25 0.77
  Grade 2, n 1 1 1.00
  Video laryngoscope, n 2 2 1.00
  1. Values are mean ± standard deviation. BMI, body mass index; ETT, endotracheal tube; FM, full face mask; LMA, laryngeal mask airway; NM, nasal mask.