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Table 1 Clinical characteristics of the patients

From: Critical COPD respiratory illness is linked to increased transcriptomic activity of neutrophil proteases genes

  No ICU (n = 16) ICU (n = 12) p
Age (Mean,SD) 73.4 65.6 0.094
(9.0) (11.4)
Sex (M/F) 15/1 7/5 0.024
Community Acquired Pneumonia (YES / NO) 3/13 8/4 0.005
Respiratory Virus (YES / NO) 7/9 4/8 n.s
Bacterial / fungal infection (YES / NO) 3/13 8/4 0.027
PaO2 at admisión (Mean,SD) 58.7 61.9 n.s
(13.5) (22.7)
PCO2 at admisión (Mean,SD) 43.3 63.1 0.050
(14.2) (36.7)
Invasive Mechanical Ventilation (YES / NO) 0/16 5/7 0.004
Lymphocytes / mm 3 in blood (Mean,SD) 8249.7 964.1 0.000
(6108.6) (437.9)
Monocytes / mm 3 in blood (Mean,SD) 2265.3 596.1 0.064
  (3647.2) (622.5)  
Neutrophils / mm 3 in blood (Mean,SD) 1255.0 13301.2 0.000
  (1845.8) (11858.8)  
  1. Mann Whitney U test and Chi-squared test were employed to compare mean and proportions between groups were appropriated.