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Table 1 Patient description

From: Neuroventilatory efficiency and extubation readiness in critically ill patients

  Successful extubation
(n= 35)
Failed extubation
(n= 17)
Pvalue
Age, years (mean ± SD) 65.2 ± 18.5 76.0 ± 6.4 0.023
Sex, male/female, n 24/11 8/9 0.263
Ideal body weight, kg (mean ± SD) 56.7 ± 9.1 58.4 ± 8.4 0.501
Days on ventilator, days (mean ± SD) 3.4 ± 2.7 4.5 ± 3.7 0.284
Causes of ARF    
   COPD exacerbation, n (%) 8 (22.9) 10 (58.8) 0.011
   Pneumonia, n (%) 9 (25.7) 6 (35.3) 0.697
   Sepsis with ALI, n (%) 3 (8.6) 0 (0) 0.542
   Multitrauma, n (%) 3 (8.6) 0 (0) 0.542
   Postoperative, n (%) 6 (17.1) 0 (0) 0.176
   Other, n (%) 6 (17.1) 1 (5.9) 0.495
  1. ALI, acute lung injury; ARF, acute respiratory failure; COPD, chronic obstructive pulmonary disease; SD, standard deviation.