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Table 3 Result of Pearson correlation between traditional indices and new pathological marker computed by algorithm

From: A new tool for assessing Pectus Excavatum by a semi-automatic image processing pipeline calculating the classical severity indexes and a new marker: the Volumetric Correction Index

Indices comparison

Pearson correlation coefficient

iHaller – VCI (%)

0.79

iCorrection (%) – VCI (%)

0.81

iAsymmetry (%) – VCI (%)

0.062

iFlatness – VCI (%)

0.22