Table 3

Mean (SD) cytokine levels of survivors and non-survivors for all patients and for patients with ARDS, severe pneumonia, and control

Survivors Non-survivors p value (mean difference, 95% CI)
All patients
TNF-α50 (45)53 (52)0.834 (−2.4, −25.6 to 20.7)
 IL-1β25 (65)21 (44)0.770 (3.7, −21.2 to 28.5)
 IL-6468 (776)791 (1163)0.185 (−323.3, −766.5 to 120.0)
ARDS
TNF-α80 (51)62 (59)0.323 (18.5, −18.8 to 55.9)
 IL-1β51 (94)28 (50)0.270 (23.8, −19.1 to 66.7)
 IL-6666 (904)731 (1125)0.854 (−64.7, −770.5 to 641.1)
Severe pneumonia
TNF-α34 (25)35 (15)0.956 (−0.5, −19.4 to 18.4)
 IL-1β3 (4)2 (4)0.793 (0.5, −3.4 to 4.4)
 IL-6464 (823)1210 (1371)0.158 (−745.1, −1807.6 to 317.4)
Controls
TNF-α18 (10)14 (3)0.603 (3.2, −11.6 to 17.0)
 IL-1β5 (12)8 (11)0.786 (−2.2, −20.6 to 16.2)
 IL-6106 (132)67 (28)0.634 (39.3, −84.4 to 163.0)
  • ARDS = acute respiratory distress syndrome; TNF-α = tumour necrosis factor α; IL = interleukin.