Table 2

Logistic regression and descriptive statistics for analysing the accuracy of SIRS criteria and qSOFA score by identifying culture-positive sepsis

Total patient cohort
(n=750)
n (%)
Culture positive,
n (% per group)
PPV (%)
(95% CI)
OR (95% CI)P value
SIRS criteria742 (98.9)245 (33.0)41.2
(37.4 to 45.2)
1.5 (0.9 to 2.4)0.140
qSOFA score88 (11.7)38 (43.2)48.1
(37.4 to 58.9)
1.6 (0.4 to 7.3)0.530
  • Values are expressed in n (number) and percentages, which denote the proportion within a group of patients.

  • PPV, positive predictive value; ; qSOFA, quick Sequential Organ Failure Assessment; SIRS, systemic inflammatory response syndrome.