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Table 5 Characteristics of patients with injuries detected at multidetector computed tomography

From: Incidence of airway complications in patients using endotracheal tubes with continuous aspiration of subglottic secretions

Characteristics Airway injury (N:9) No airway injury (N:28) p value
Age, mean ± SD 62.4 ± 10.8 65.5 ± 8.2 0.20
Apache II, mean ± SD 19 ± 1 19 ± 2 0.08
Airway and intubation    
 Cormack–Lehane score III–IV (%) 1 (11.1) 4 (14.2) 1.00
 Number of attempts required for intubation, mean ± SD 1.4 ± 0.8 1.4 ± 0.7 0.60
 Diameter of endotracheal tube (mm), mean ± SD 7.7 ± 0.3 7.8 ± 0.2 0.12
 Subglottic aspiration pressure (mmHg), mean ± SD 17.8 ± 6.6 19.9 ± 1 0.002
 Difficult intubation (%) 2 (22) 4 (14) 0.62
 Urgent intubation (%) 9 (100) 25 (89.3) 0.56
Length of ICU stay (days), mean ± SD 7.4 ± 3.7 6.2 ± 2.0 0.80