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Table 1 Clinical characteristics of the episodes (N = 514 episodes)

From: Correlation of clinical sepsis definitions with microbiological characteristics in patients admitted through a sepsis alert system; a prospective cohort study

Characteristic

Sepsis-3 positivea/Sepsis-2 positive (n = 341)

Sepsis-3 negative/Sepsis-2 positive (n = 70)

Sepsis-3 positive/Sepsis-2 negative (n = 16)

Sepsis-3 negative/Sepsis-2 negative (n = 87)

Demographics

 Male—n (%)

209 (61.3)

42 (60.0)

10 (62.5)

50 (57.5)

 Age—yearsb

73.2 (14.0)

60.2 (19.5)

71.6 (15.8)

60.8 (20.3)

 28-day mortality n (%)

54 (15.8)

5 (7.1)

1 (6.3)

8 (9.2)

 Admission to intensive care unit during hospital stay, n (%)

38 (11.1)

1 (1.4)

3 (18.8)

2 (2.3)

 SOFA scorec

3 (3–5)

1 (1–2)

3.5 (2–6)

2 (1–3)

Co-morbidities, n ()

 Congestive heart failure

66 (19.4)

8 (11.4)

4 (25.0)

9 (10.3)

 Diabetes mellitus

101 (29.6)

15 (21.4)

4 (25.0)

32 (36.8)

 Ischemic heart disease

50 (14.7)

5 (7.1)

2 (12.5)

7 (8.0)

 Peripheral vascular disease

35 (10.3)

4 (5.7)

0 (0.0)

5 (5.7)

 Cerebrovascular disease

74 (21.7)

9 (12.9)

3 (18.8)

12 (13.8)

 Malignancy

86 (25.2)

9 (12.9)

5 (31.3)

14 (16.1)

 Chronic kidney failure (GFR < 60)

98 (28.7)

8 (11.4)

4 (25.0)

16 (18.4)

 Chronic pulmonary disease

52 (15.2)

18 (25.7)

2 (12.5)

10 (11.5)

 Chronic liver failure

9 (2.6)

2 (2.9)

1 (6.3)

3 (3.4)

Source of infectiond

 Respiratory tract

127 (37.2)

25 (35.7)

6 (37.5)

2 (2.3)

 Urinary tract

80 (23.5)

15 (21.4)

4 (25.0)

0 (0.0)

 Abdominal

27 (7.9)

5 (7.1)

0 (0.0)

2 (2.3)

 Soft tissue/skin/skeletal/joint

26 (7.6)

10 (14.3)

2 (12.5)

0 (0.0)

 Central nervous system

2 (0.6)

0 (0.0)

1 (6.3)

1 (1.1)

 Endocarditis

5 (1.5)

0 (0.0)

0 (0.0)

0 (0.0)

 Other/unknown

81 (23.8)

15 (21.4)

3 (18.8)

1 (1.1)

 No suspected infection

N/A

N/A

N/A

81 (93.1)

  1. SOFA Sequential Organ Failure Assessment, GFR glomerular filtration rate
  2. aSepsis-3 positive episodes were defined as present if there was an increase in SOFA score by 2 compared to baseline, as well as evidence of infection. Infection in this study was defined as present if the patient was administered intravenous antibiotic therapy within 48 h from admission and during at least 4 days. Sepsis-2 positive episodes were defined as present if there were 2 or more SIRS criteria in combination with infection
  3. bDenotes mean ± standard deviation
  4. cDenotes median (interquartile range)
  5. dTwo or more sources of infection were found in 8 episodes, so total percentage exceeds 100