Patient characteristics based upon the diagnosis at admission.

<p>ad: admission; sd: standard deviation; CCI: Charlson comorbidity weight index; WBC: white blood cells; CRISPLD2: cysteine-rich secretory protein containing LCCL domain 2; APACHEII, acute physiology and chronic health evaluation score; SOFA: sequential organ failure assessment score; TBIL: total bilirubin; PCT: procalcitonin; ICU: intensive care unit.</p>*<p>Compared with sepsis, severe sepsis and septic shock patients.