Table 1.

Grouping of study subjects and diagnostic criteria.

Grouping	Diagnostic criteria
Blood culture positive sepsis	Determination of SIRS caused by pathogen infection
Blood culture positive non sepsis	It was determined that pathogen infection did not cause SIRS
Blood culture negative sepsis	Sirs caused by suspected infection or local infection
Blood culture negative non infected SIRS	No evidence of infection and SIRS
Blood culture negative local infection	Etiology showed that local infection did not cause SIRS