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Table 5 Blood test results

From: Early recognition of acute thoracic aortic dissection and aneurysm

Test

TAA/TAD (%)

Control (%)

P-value

White Blood Cell

   

Normal

93 (70)

103 (77)

0.29

Low (<3 million cells/mcL)

8 (6)

9 (7)

1

High (>12 million cells/mcL)

31 (23)

22 (16)

0.20

Hemoglobin

   

Normal

80 (60)

81 (60)

1

Low (<9 grams/dL)

47 (35)

47 (35)

1

High (>15 grams/dL)

7 (5)

6 (4)

1

Hematocrit

   

Normal

75 (56)

78 (58)

0.81

Low (<27%)

51 (38)

49 (37)

0.89

High (>55%)

8 (6)

7 (5)

1

Blood Urea Nitrogen

   

Normal

45 (34)

69 (51)

<.0001*

Low

2 (2)

1 (1)

1

High

85 (64)

64 (48)

<.0001*

Creatinine

   

Normal

71 (56)

80 (62)

0.40

Elevated (>35 mg/dL)

55 (44)

49 (38)

0.47

Lactate

   

Normal

6 (60)

7 (64)

0.65

Elevated (>2.5 mEq/L)

4 (40)

4 (36)

0.89

INR

   

Normal

76 (60)

75 (81)

 

Elevated (>1.5)

51 (40)

18 (19)

0.0017*

D-Dimer

   

Normal

1 (20)

7 (88)

0.06

Elevated (> 250 ng/ml)

4 (80)

1 (13)

0.06

Troponin

   

Normal

53 (82)

80 (66)

0.04

Elevated (>0.3 ng/mL)

12 (18)

41 (34)

0.04*

  1. TAA = thoracic aortic aneurysm, TAD = thoracic aortic dissection.
  2. *Signifies statistical significance.