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Table 2 Characteristics of patients in the study population

From: Temporal trends in the systemic inflammatory response syndrome, sepsis, and medical coding of sepsis

Characteristic

All N = 62,261

Any SIRS N = 21,962

Multi-day SIRS N = 10,759

SIRS plus bacteremia N = 1,412

SIRS plus hypotension N = 2,026

SIRS plus hypotension and bacteremia N = 193

Coded for sepsis N = 2,062

Age [IQR]

55.0 [41.0, 67.0]

56.0 [42.0, 68.0]

59.0 [46.0, 69.0]

58.5 [48.0, 68.0]

59.0 [48.0, 70.0]

59.0 [49.5, 68.0]

60.0 [49.75, 71.0]

Male sex (%)

28,506 (45.8)

10,526 (47.9)

5,515 (51.3)

766 (54.2)

1,006 (49.7)

100 (51.8)

1,107 (53.7)

Race

       

- White (%)

39,004 (34.4)

14,382 (65.5)

7,453 (69.3)

910 (64.4)

1,467 (72.4)

123 (63.7)

1,370 (66.4)

- African American, Black (%)

21,420 (34.4)

6,943 (31.6)

3,030 (28.2)

459 (32.5)

493 (24.3)

59 (30.6)

626 (30.4)

- Asian, PI/NA (%)

580 (0.9)

211 (1.0)

94 (0.9)

19 (1.4)

25 (1.2)

4 (2.0)

27 (1.3)

- Other, unknown (%)

1,257 (2.0)

426 (1.9)

182 (1.7)

24 (1.7)

41 (2.0)

9 (4.6)

39 (1.9)

Length of stay [IQR]

3.0 [2.0, 6.0]

6.0 [3.0, 11.0]

10.0 [6.0, 17.0]

13.0 [6.0, 25.0]

7.0 [4.0, 13.0]

13.0 [5.0, 24.5]

11.0 [5.0, 21.25]

ICU admission (%)

10,377 (16.7)

8,193 (37.3)

5,634 (52.4)

815 (57.7)

1,267 (62.5)

151 (78.2)

1,521 (73.8)

In-hospital all-cause mortality (%)

1,715 (2.8)

1,535 (7.0)

1,023 (9.5)

292 (20.7)

328 (16.2)

58 (30.1)

654 (31.7)

  1. SIRS: Systemic Inflammatory Response Syndrome; sepsis ICD-9-CM codes: 995 · 91, 995 · 92 and 785 · 52; IQR: Inter-quartile range for the corresponding median; PI/NA: Pacific Islander, Native American; ICU: intensive care unit