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Table 1 Characteristics of patients with arterial AMI

From: Prognostic factors of acute mesenteric ischemia in ICU patients

Characteristics

Arterial AMI (n = 214)

Demographics

 Gender, male (%)

51

 Age at diagnosis (years) (mean ± SD)

72 ± 13

 Length of in-hospital stay (days) (median [IQR])

13 [4–30]

 Length of ICU stay (days) (median [IQR])

4.5 [2–12]

 In-hospital mortality rate (%)

71

 30-day mortality rate (%)

68

Reason for ICU admission

 Main admission diagnosis (%)

42

 Surgical reason (%)

50

 Urgent reason (%)

90

PMH and comorbidities

 Arterial hypertension (%)

69

 Hypercholesterolemia (%)

47

 Diabetes (%)

20

 Cardiomyopathy (%)

57

 PMH of atrial fibrillation (%)

27

 Peripheral artery disease (%)

44

 PMH of cancer (%)

28

 Chronic inflammatory disease (%)

18

 Hypercoagulability (%)

6

 PMH of surgery (%)

78

Laboratory findings

 CRP (mg/dl) (median [IQR])

18 [8–25]

 Serum creatinine (mg/dl) (median [IQR])

2 [1.2–3]

 LDH > 250 IU/l (%)

72

 Leukocytes (× 103/mm3) (median [IQR])

14.8 [8.8–22]

 Neutrophils (×103/mm3) (median [IQR])

12.6 [6.6–18]

 Lymphocytes (× 103/mm3) (median [IQR])

0.83 [0.5–1.18]

 NLR (median [IQR])

14 [7.7–24]

 INR (median [IQR])

1.4 [1.1–1.9]

 Platelets 24 h before diagnosis (×103/mm3) (median [IQR])

157 [88–277]

 Platelets < 100,000/mm3 after diagnosis (%)

59

 Arterial lactate at diagnosis (mmol/l) (median [IQR])

3.6 [2–7.5]

 Arterial lactate 24 h after diagnosis (mmol/l) (median [IQR])

3.4 [1.7–8.7]

Diagnostic procedures

 Time from ICU admission to diagnosis (days) (median [IQR])

1 [0–4]

CT-scan:

 Visualization of vessel obstruction (%)

28

 Hypo-enhancement of bowel wall (%)

64

 Bowel wall thickening (%)

37

 Dilated bowel segment (%)

21

 Fat stranding (%)

2

 Pneumatosis intestinalis (%)

37

 Air in mesenteric vessels (%)

20

 Arteriography performed (%)

8

Laparotomy:

 Not performed (%)

31

 Performed < 24 h post-diagnosis (%)

66

 Performed > 24 h post-diagnosis (%)

3

Autopsy:

 Autopsy performed (%)

17

 Discovery of AMI during autopsy (%)

5

Therapeutic procedures

 Vasopressors in the 24 h preceding diagnosis (%)

51

 Maximal dose of vasopressors (gamma/min) (median [IQR])

30 [10–53]

 Vasopressors post-diagnosis (%)

81

 Antimicrobial therapy (%)

90

 Anticoagulation (%)

62

 Thrombolysis or embolectomy (%)

5

 Stenting (%)

5

 Laparoscopy (%)

1

 Laparotomy (%)

64

Scores

 SOFA (mean ± SD)

8.7 ± 5

 APACHE II (mean ± SD)

25 ± 10

Comorbidities during ICU stay

 New onset of atrial fibrillation (%)

14

 Acute pancreatitis (%)

8

 Sepsis, septic shock (%)

58

 SCVO2 < 70% or need for inotropic agent (%)

71

 Mechanical ventilation 24 h before diagnosis (%)

47

 RRT after diagnosis (%)

52

 Urine output at ICU admission (ml/24 h) (mean ± SD)

928 ± 1011

 Worst urine output during ICU stay (ml/24 h) (mean ± SD)

321 ± 523

 Urine output at the end of ICU stay (ml/24 h) (mean ± SD)

638 ± 928

 No AKI (%)

22

 RIFLE R, AKIN and KDIGO 1 (%)

10

 RIFLE I, AKIN and KDIGO 2 (%)

10

 RIFLE F/L/E, AKIN and KDIGO 3 (%)

58

  1. AMI acute mesenteric ischemia, SD standard deviation, IQR interquartile range, ICU intensive care unit, PMH prior medical history, NLR neutrophil-to-lymphocyte ratio, RRT renal replacement therapy, AKI acute kidney injury