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Table 1 Demographic characteristics of the laboratory confirmed A (H1N1) pdm09 infected cases and their risk factors for fatality

From: Predictors of fatality in pandemic influenza A (H1N1) virus infection among adults

  Fatal n = 22 (%) Survived n = 219 (%) p
Female gender 10 (45) 143 (65) 0.065
Mean age 37 (sd 17) 35 (sd 16) 0.543
Age ≥ 65 2 (9) 17 (8) 0.826
Morbid Obesity 1 (5) 14 (6) 0.732
Pregnant women 1 (10) 50 (35) 0.105
Comorbid chronic diseases 11 (50) 89 (41) 0.396
   Chronic heart disease 3 (14) 24 (11) 0.704
   Diabetes mellitus 1 (5) 18 (8) 0.542
   Chronic renal disease 2 (9) 11 (5) 0.421
   Chronic neurologic disease 2 (9) 11 (5) 0.421
   Chronic obstructive lung disease 3 (14) 21 (10) 0.546
   Malignancy 3 (14) 5 (2) 0.005
Vaccinated against H1N1 0 3 (0.37) 0.675
Laboratory findings    
   Leukocyte count, median 13, 875 8,700 0.046
   Thrombocyte count, median 132,000 180,500 0.074
   AST, median 59 25 <0.001
   ALT, median 65 21 0.004
   CPK, median 285 92 0.005
   LDH, median 675 248 0.001
   C reactive protein, median 31 25 0.135