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Table 3 Specificity and sensitivity for poor outcome of attenuation measurements and GWR

From: Early brain computed tomography findings are associated with outcome in patients treated with therapeutic hypothermia after out-of-hospital cardiac arrest

GWR

Cutoff value

Sensitivity

Specificity

PPV

NPV

AUC (95% CI)

p

Basal ganglia

1.12

3.3

100

100

42.0

0.716

0.005

1.24

66.7

61.9

71.4

56.5

(0.572-0.833)

Cerebrum

1.12

20.0

100

100

46.7

0.685

0.015

1.22

70.0

61.9

72.4

59.1

(0.540-0.808)

Average

1.14

13.3

100

100

44.7

0.747

0.003

 

1.24

76.7

57.1

71.9

63.2

(0.579-0.838)

 
  1. GWR gray-white matter ratio, PPV positive predictive value, NPV negative predictive value, AUC area under curve, CI confidence interval.
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Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine

ISSN: 1757-7241