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Table 2 aUCB and DAT + ve jaundice

From: Umbilical cord bilirubin as a predictor of neonatal jaundice: a retrospective cohort study

aUCB (μmol/l)

All subjects

Only O + ve/O-ve Mothers

Sens (%)

Spec (%)

PPV (%)

NPV (%)

LR+

LR-

Sens (%)

Spec (%)

PPV (%)

NPV (%)

LR+

LR-

>20

100

58.8

1.4

100

2.4

0.00

100

55.1

3.1

100

2.2

0.00

>25

100

75.4

2.3

100

4.1

0.00

100

71.9

4.9

100

3.6

0.00

>30

100

87.5

4.4

100

8.0

0.00

100

85.1

8.9

100

6.7

0.00

>35

100

93.7

8.2

100

15.8

0.00

100

92.8

16.7

100

13.8

0.00

>40

100

97.3

17.4

100

36.9

0.00

100

96.6

29.6

100

29.1

0.00

>45

100

98.6

28.6

100

70.2

0.00

100

98.2

44.4

100

55.2

0.00

>50

62.5

99.2

31.3

99.8

79.7

0.38

62.5

98.7

41.7

99.5

49.3

0.30

  1. Sens sensitivity, spec specificity, PPV positive predictive value, NPV negative predictive value, LR+ positive likelihood ratio, LR- negative likelihood ratio