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Table 1 Diagnostic accuracy of all potential biomarkers for AMI studied in meta-analyses

From: Diagnostic accuracy of biomarkers to detect acute mesenteric ischaemia in adult patients: a systematic review and meta-analysis

Biomarker

N of studies, total (incl SBO)

N of patients AMI/total

Threshold (range)

Sensitivity

Specificity

LR+

LR−

IMA

       

 Any stage [38, 66]

2 (1)

19/40

0.188–0.35 ABSU

94.74

(70.61;99.26)

90.48

(68.87; 97.61)

7.21

(2.28; 18.90)

0.18

(0.03; 0.48)

 Transmural

0

      

IL-6

       

 Any stage [68, 71]

2 (2)

21/31

28–40 pg/mL

100.00

(0.00;100.00)

82.25

(31.72; 97.88)

3.71

(1.42; 9.80)

0.10

(0.01; 0.42)

 Transmural [73, 82]

2 (2)

23/111

40–20000 pg/mL

90.37

(64.07;98.02)

82.91

(73.98; 89.22)

4.71

(2.65; 7.99)

0.19

(0.04; 0.49)

I-FABP

       

 Any stage (serum/plasma) [21, 39, 45, 46, 50, 56, 58, 64, 68, 69, 72, 77]

12 (7)

299/1334

90–100000 pg/mL

73.59

(56.56;85.64)

89.79

(79.17;95.31)

4.72

(2.99; 7.26)

0.37

(0.22; 0.54)

 Transmural (serum/plasma) [28, 40, 75, 79]

4 (3)

45/167

100–5787 pg/mL

76.07

(26.79;96.50)

92.05

(75.26;97.78)

5.59

(2.19; 12.60)

0.50

(0.31; 0.71)

 Any stage (urine) [56, 68]

2 (1)

29/54

402–2520 pg/mL

85.96

(68.23;94.58)

72.00

(51.78;86.03)

3.19

(1.66; 6.04)

0.23 (0.07; 0.51)

 Transmural (urine) [28, 75]

2 (2)

13/40

551–1000 pg/mL

92.31

(60.94;98.93)

85.22

(66.58;94.35)

5.40 (2.24; 11.70)

0.19

(0.04; 0.51)

PCT

       

 Any stage [51, 62, 85]

2 (1)

130/1102

2–6.6 ng/mL

79.11

(65.60;88.27)

89.12

(81.51;93.83)

7.28

(4.04; 12.30)

0.22

(0.12; 0.36)

 Transmural [26, 27, 57]

3 (2)

158/285

0.25–5 ng/mL

81.92

(75.14;87.17)

80.41

(72.59;86.42)

4.10

(2.85; 5.84)

0.23

(0.16; 0.32)

Alpha-GST

       

 Any stage [19, 30, 35]

3 (1)

57/151

4 ng/mL

76.29

(14.96;98.33)

84.83

(76.09;90.76)

3.53

(1.16; 6.16)

0.45

(0.07; 0.97)

 Transmural

0

      

D-dimer

       

 Any stage [12, 14, 19, 20, 24, 39, 41, 43, 53, 59, 80]

11 (6)

234/1164

0.13–136 mg/L

87.92

(77.05;94.04)

69.22

(50.99; 82.94)

2.43

(1.69; 3.57)

0.26

(0.15; 0.40)

 Transmural [11, 37, 83]

3 (1)

28/294

0.3–2.796 mg/L

87.56

(71.13;95.26)

83.64

(37.47;97.76)

5.78

(1.20; 23.20)

0.27

(0.10; 0.61)

CRP

       

 Any stage [46, 50, 55, 59, 72, 74]

6 (4)

173/940

3–232 mg/L

69.43

(31.32;91.88)

90.22

(45.58;99.03)

3.30

(1.19; 8.87)

0.60

(0.47; 0.79)

 Transmural [31, 33]

2 (2)

184/377

12.6–190 mg/L

80.04

(56.67;92.47)

76.51

(53.13;90.34)

4.96

(0.85; 16.30)

0.35

(0.05; 1.17)

D-Lactate

       

 Any stage [19, 61, 64, 65, 72]

5 (2)

119/527

0.012–0.35 mmol/L

88.53

(70.55;96.13)

61.66

(27.32;87.31)

2.49

(1.25; 5.65)

0.23

(0.14; 0.38)

 Transmural [40]

1 (0)

13/20

0.363 mmol/L

38.46

(16.98;65.64)

100.00

(0.00;100.00)

17.80

(0.63; 107.00)

0.72

(0.37; 1.36)

NLR

       

 Any stage [13, 16, 47, 74, 81]

5 (3)

307/692

2.55–17.9

72.62

(55.63;84.87)

80.90

(67.40;89.67)

4.59

(2.41; 8.23)

0.33

(0.20; 0.50)

 Transmural [33]

1 (1)

30/129

8.0

70.00

(51.66;83.59)

23.30

(16.01;32.62)

0.91

(0.66; 1.14)

1.34

(0.64; 2.37)

L-lactate

       

 Any stage [15, 17, 22, 23, 25, 28, 32, 34,35,36, 48, 50, 53, 54, 59]

15 (12)

604/2348

2.0–5.3 mmol/l

72.99

(61.97;81.76)

69.10

(53.39;81.37)

2.21

(1.53; 3.26)

0.36

(0.33; 0.60)

 Transmural [23, 28, 34, 48, 50, 63, 83]

7 (5)

205/508

2.2–4.15 mmol/l

72.96

(64.54;80.01)

77.36

(57.05; 89.79)

3.21

(1.64; 6.26)

0.39

(0.28; 0.53)

RDW

       

 Any stage [13, 49, 74]

3 (1)

176/472

13–14.7%

61.74

(50.64;71.74)

78.99

(64.22; 88.73)

3.23

(1.79; 5.77)

0.48

(0.37; 0.60)

 Transmural

0

      

LDH

       

 Any stage [19, 49, 50, 72]

4 (3)

118/539

147–420 U/L

78.17

(63.60;88.01)

61.42

(41.94;77.83)

2.10

(1.24; 3.69)

0.39

(0.19; 0.70)

 Transmural [31, 52]

2 (2)

99/281

214–287 U/L

70.71

(61.03;78.82)

62.97

(55.72;69.67)

2.59

(1.25; 5.43)

0.44

(0.28; 0.72)

MPV

       

 Any stage [13, 29, 74, 76]

4 (2)

264/485

8.3–10.5 fL

66.40

(50.99;78.96)

70.51

(61.38; 78.24)

2.26

(1.34; 3.51)

0.50

(0.26; 0.80)

 Transmural

0

      

Citrulline

       

 Any stage [53, 64]

2 (1)

73/177

15.8–16.6 nmol/mL

50.68

(39.3861.92)

94.92

(46.57; 99.75)

10.30

(1.41; 42.60)

0.58

(0.43; 0.75)

 Transmural

0

      

WBC

       

 Any stage [13, 17, 18, 20, 31, 32, 35, 39, 46, 49, 50, 59, 72, 74, 81]

15 (9)

642/2107

 < 4 or > 15 × 109/L

69.87

(60.83; 77.59)

68.61

(52.47; 81.23)

2.08

(1.39; 3.16)

0.39

(0.34; 0.67)

 Transmural [30, 33, 42, 44, 63, 67, 84]

7 (4)

219/1048

 < 4 or > 15 × 109/L

70.92

(58.53;80.83)

65.97

(59.55;71.84)

2.00

(1.73; 2.30)

0.47

(0.33; 0.63)

PLR

       

 Any stage [47]

1 (0)

125/138

250

31.20

(23.70; 9.83)

100.00

(0.00;100.00)

24.30

(0.80; 144.00)

0.78

(0.62; 1.12)

 Transmural [16]

1 0)

27/168

124

75.00

(55.66;87.76)

55.50

(47.22;63.48)

1.68

(1.20; 2.18)

0.47

(0.21; 0.82)

pH

       

 Any stage [35, 36, 70]

3 (2)

286/1194

7.2–7.35

52.01

(16.37;85.71)

68.60

(26.21;93.08)

1.69

(1.09; 2.86)

0.71

(0.42; 0.95)

 Transmural [30, 57, 79]

3 (1)

36/181

7.245–7.35

54.15

(38.98;68.58)

64.22

(55.95;71.72)

1.48

(0.99; 2.05)

0.74

(0.50; 1.00)

Bicarbonate

       

 Any stage

0

      

 Transmural [32, 44, 67]

3 (1)

85/333

18–20 mmol/L

27.38

(18.92;37.85)

87.77

(67.50;96.13)

2.73

(0.66; 8.66)

0.87

(0.69; 1.22)

  1. Alpha-GST—alpha glutathione S transferase (alpha-GST); AMI—acute mesenteric ischaemia; CRP—C-reactive protein; I-FABP—intestinal fatty acid-binding protein; IL-6—interleukin 6; IMA—ischaemia-modified albumin; LDH—lactate dehydrogenase; LR + – positive likelihood ratio; LR-—negative likelihood ratio; MPV—mean platelet volume; NLR—neutrophil–lymphocyte ratio; NOMI—non-occlusive mesenteric ischaemia; PCT—procalcitonin; PLR—platelet–lymphocyte ratio; RDW—red cell distribution width; WBC—white blood cell count; SBO—strangulated bowel disease
  2. “Including SBO”—studies assessing only SBO and studies assessing any type of AMI stating including SBO or not stating excluding it
  3. Any stage—studies assessing different stages of AMI, including but not limited to non-transmural and transmural; Transmural—studies assessing transmural AMI, with control group including non-transmural AMI
  4. Biomarkers are presented in the order based on Youden index (highest to lowest) in the analysis including all available studies