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Table 1 Comparison of variables collected at ED admission according to the primary outcome

From: Prognostic scores and early management of septic patients in the emergency department of a secondary hospital: results of a retrospective study

 

All patients

In-hospital death or need of mechanical ventilation within 7 days

Survived without need of mechanical ventilation

P-value

Generic variables

 Patients (n)

121

49

72

–

 Age (years)

73 ± 10

75 ± 11

72 ± 10

0.056

 Male sex [n(%)]

70 (58)

27 (60)

43(55)

0.708

 Obesity [n(%)]

16 (13)

3 (6)

13 (18)

0.098

 Charlson Comorbidity Index

5.7 ± 2.1

5.8 ± 1.9

5.6 ± 2.3

0.580

 Body temperature (°C)

36.8 ± 1.3

36.2 ± 1.3

37.1 ± 1.3

< 0.001

 Death within 7 days

34 (28)

34 (100)

0

–

 Death within 30 days

53 (44)

39 (80)

14 (19)

< 0.001

 Median survival time of dead patients (days)

4 [1–11]

2 [1–5]

12 [9–17]

< 0.001

Consciousness

 GCS

13.9 ± 2.4

13.0 ± 3.4

14.5 ± 1.0

0.004

Hemodynamic variables

 MAP (mm Hg)

71 ± 19

63 ± 15

77 ± 20

< 0.001

 Heart rate (bpm)

101 ± 22

104 ± 22

99 ± 22

0.268

Respiratory variables

 Respiratory rate

24 ± 6

24 ± 6

23 ± 6

0.391

 SpO2 (%)

95 ± 5

95 ± 6

96 ± 5

0.311

 PaO2 (mm Hg)

89 ± 37

93 ± 47

86 ± 30

0.346

 P/F ratio

272 ± 120

252 ± 126

285 ± 126

0.153

 Need of mechanical ventilation [n(%)]

26 (21)

26 (100)

0

–

Other laboratory variables

 WBC (cells × 103/mm3)

14.7 ± 8.0

14.6 ± 8.5

14.7 ± 7.6

0.933

 Hematocrit (%)

35 ± 8

34 ± 8

35 ± 7

0.529

 Platelets (cells ×103/mm3)

210 ± 126

248 ± 140

185 ± 109

0.009

 Serum sodium (mmol/l)

137 ± 7

139 ± 8

135 ± 5

0.002

 Serum potassium (mmol/l)

4.31 ± 1.05

4.41 ± 1.18

4.24 ± 0.95

0.395

 Arterial pH

7.35 ± 0.13

7.30 ± 0.15

7.38 ± 0.10

0.002

 Plasma bicarbonate (mmol/l)

19 ± 7

17 ± 8

20 ± 6

0.028

 Serum creatinine (mg/dl)

2.2 [1.2–4.2]

2.2 [1.4–4.3]

2.1 [1.2–4.1]

0.554

 BUN (mg/dl)

42 [26–70]

48 [31–72]

37 [25–63]

0.183

 Serum total bilirubin (mg/dl)

0.7 [0.5–1.6]

0.7 [0.6–1.6]

0.8 [0.5–1.6]

0.951