Research Article

Caspase-1-Dependent Pyroptosis of Peripheral Blood Mononuclear Cells Is Associated with the Severity and Mortality of Septic Patients

Table 2

Comparison of characteristics between 28-day survivors and 28-day nonsurvivors.

VariableSurvivors ()Nonsurvivors ()

Gender (male), % (n)71.82 (79)72.22 (13)0.99
Age (year)47.60 (45.18-50.02)48.75 (41.83-55.67)0.55
APACHE II score20.00 (18.54-20.34)22.00 (20.43-24.40)0.01
SOFA score7.50 (7.15-7.93)8.50 (7.64-9.92)0.04
Severe sepsis or septic shock, % ()20.00 (22)61.11 (11)<0.001
Underlying disease, % ()
 Hypertension20.91 (23)22.22 (4)0.99
 Diabetes8.18 (9)16.67 (3)0.37
Infection site, % ()
 Respiratory66.36 (73)61.11 (11)0.79
 Abdomen19.09 (21)16.67 (3)0.99
 Urinary tract4.55 (5)5.56 (1)0.99
 Blood43.64 (48)55.56 (10)0.45
 Others3.64 (4)5.56 (1)0.54
Laboratory parameters
 WBC (×109)13.64 (9.78-15.28)15.49 (10.46-18.77)0.11
 LC (×109)0.79 (0.74-0.84)0.61 (0.49-0.72)0.003
 CRP (pg/ml)67.05 (60.39-73.71)84.80 (62.52-107.1)0.13
 PCT (pg/ml)1.75 (1.53-1.96)2.36 (1.85-2.86)0.02
 IL-6 (pg/ml)332.8 (262.9-402.6)623.0 (460.9-785.0)0.002
 IL-1β (pg/ml)18.83 (16.67-20.99)23.63 (15.45-31.80)0.25
 IL-18 (pg/ml)420.4 (354.3-486.6)693.8 (568.4-819.3)<0.001

Values are presented as median (95% confidence interval (CI)) or percentage (%). APACHE: acute physiology and chronic health evaluation; SOFA: sequential organ failure assessment; LC: lymphocyte count; WBC: white blood cells; CRP: C-reactive protein; PCT: procalcitonin.