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Table 4 The predictive accuracy of pH for 1-month survival

From: Predictive accuracy of biomarkers for survival among cardiac arrest patients with hypothermia: a prospective observational cohort study in Japan

Cutoff

Se

Sp

TP

TN

FP

FN

LR+

LR-

PPV

NPV

7.3

0.14

0.97

6

640

20

38

4.5

0.89

0.23

0.94

7.2

0.20

0.95

9

625

35

35

3.9

0.84

0.20

0.95

7.1

0.43

0.89

19

589

71

25

4.0

0.64

0.21

0.96

7.0

0.68

0.81

30

537

123

14

3.7

0.39

0.20

0.97

6.9

0.91

0.70

40

464

196

4

3.1

0.13

0.17

0.99

6.8

0.95

0.53

42

349

311

2

2.0

0.09

0.12

0.99

6.7

0.98

0.35

43

229

431

1

1.5

0.07

0.09

1.00

  1. TP True-positive, TN True-negative, FP False-positive, FN False-negative, Se Sensitivity, Sp Specificity, LR+ Positive likelihood ratio, LR Negative likelihood ratio, PPV Positive predictive value, NPV Negative predictive value
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Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine

ISSN: 1757-7241