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Table 5 Comparison of cTnI Sensitivity and Specificity Values to the Published Manufacturer's Values

From: Beckman Access versus the Bayer ACS:180 and the Abbott AxSYM cardiac Troponin-I real-time immunoassays: an observational prospective study

  

Sensitivity (95%CI)

Specificity (95%CI)

BA:

Value in Arm-1:

97 (86, 100)

18 (9, 30)

 

Value in Arm-2:

100 (93, 100)

11 (4, 24)

 

Manufacturer's Values:

84 (66, 95)

93 (87, 97)

CC:

Value (Arm-1):

63 (46, 78)

87 (76, 94)

 

Manufacturer's Values:

95 (82,98)

99 (97,100)

AX:

Value (Arm-2):

83 (70, 93)

78 (64, 89)

 

Manufacturer's Values:

94 (83,99)

93 (89,96)

  1. Arm-1 and Arm-2 AICS Cut-off Values: BA (0.03 ng/ml), CC (0.15 ng/ml), AX (0.40 ng/ml) Manufacturers' AMI Cut-off Values: BA (0.16 ng/ml), CC (1.41 ng/ml), AX (1.91 ng/ml)
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BMC Emergency Medicine

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