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Table 5 Predictive performance of selected median cut-off points of CC, OFC, summation and ratio as surrogate indices for birth weight <2500 g

From: Chest and occipito-frontal circumference measurements in the detection of low birth weight among Nigerian newborns of Igbo ethnicity

Cut-off point (cm)

Sensitivity

Specificity

PPV

NPV

30.9 [CC]

0.914

0.947

0.742

0.986

33.8 [OFC]

0.844

0.899

0.581

0.973

64.9 [CC + OFC]

0.922

0.935

0.702

0.986

0.92 [CC/OFC]

0.870

0.915

0.630

0.978

  1. PPV = positive predictive, NPV = negative predictive value.
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Italian Journal of Pediatrics

ISSN: 1824-7288

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