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Table 1 Characteristics of the 20 patients with confirmed cases of swine-origin influenza A H1N1 virus admitted to the ICU in 2009.

From: High success and low mortality rates with non-invasive ventilation in influenza A H1N1 patients in a tertiary hospital

Variables Values
Age - years  
   Mean (95% CI) 42.6 (34.7-50.3)
Male gender - n (%) 11 (55%)
Coexisting condition - n (%)  
Asthma 2 (10%)
Diabetes mellitus 3 (15%)
Coronary insufficiency 2 (10%)
Chronic Obstructive Pulmonary Disease (COPD) 1 (5%)
Renal transplant 2 (10%)
Liver transplant 1 (5%)
Non-Hodgkin's Lymphoma 1 (5%)
  1. 95% CI (confidence of interval)