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Table 1 Patient characteristics and results of point-of-care (POC) testing as well as agreement with central laboratory assessment of international normalized ratio (INR) and time gained through the use of the device

From: Point of care coagulometry in prehospital emergency care: an observational study

Tracer diagnosis

Age

Age

POC INR

POC INR

CL INR

CL INR

Bland-Altman

Time gain

Time gain

Median

Range

Median (IQR)

Range

Median (IQR)

Range

bias

Median (IQR)

Range

Cardiovascular

77

35 – 88

1.10 (1.0 – 1.2)

0.8 – 3.3

1.04 (0.97 – 1.13)

0.94 – 3.13

0.019

67 (56 – 85)

41 – 318

(n = 39)

Trauma

62

29 – 93

1.00 (1.0 – 1.2)

0.9 – 2.2

1.00 (0.98 – 1.10)

0.90 – 1.84

0.053

63 (39 – 161)

33 – 336

(n = 19)

Neurology

64

18 – 89

1.10 (1.0 – 1.5)

0.9 – 3.9

1.07 (0.99 – 1.34)

0.88 – 4.94

0.092

67 (51 – 78)

41 – 143

(n = 16)

Respiratory

72

28 – 89

1.10 (1.1 – 1.5)

1.0 – 2.7

1.00 (0.95 – 1.03)

0.93 – 1.04

0.100

78 (53 – 155)

37 – 263

(n = 9)

Other

59

20 – 81

1.00 (1.0 – 1.1)

0.9 – 3.0

1.00 (0.96 – 1.05)

0.91 – 2.89

0.038

75 (57 – 98)

34 – 211

(n = 20)

All

69

18–93

1.10 (1.0 – 1.2)

0.8 – 3.9

1.03 (0.98 – 1.13)

0.88 – 4.94

0.014

69 (54 – 99)

33 – 336

(n = 103)