Table 1

Potential sepsis related markers (modified from reference 18)

General Variables
Temperature > 38.3°C or < 36°C
Heart rate > 90 beats min-1
Tachypnea (respiratory rate > 20 breaths min-1 in adults)
Altered mental status

Inflammatory variables
WBC > 12,000 μL-1, < 4,000 μL-1 or with > 10% immature forms
Plasma C-reactive protein > 2 SD above the normal value
Plasma procalcitonin > 2 SD above the normal value

Hemodynamic variables
Systolic blood pressure < 90 mm Hg or mean arterial blood pressure < 70 mm Hg
Mixed venous oxygen saturation > 70%
Cardiac index > 3.5 L*min-1*M-23

Organ dysfunction variables
PaO2/FIO2 < 300
Urine output < 0.5 mL*kg-1*hr-1 or creatinine increase > 0.5 mg/dL
International normalized ratio (INR) > 1.5 or aPTT > 60 secs
Platelet count < 100,000 μL-1
Plasma total bilirrubin > 4 mg/Dl

Tissue perfusion variables
Hyperlactatemia > 1 mmol/L
Decreased capillary refill or mottling

De La Rosa et al. BMC Infectious Diseases 2008 8:18   doi:10.1186/1471-2334-8-18