What does the Haller Index represent?
The amount of incursion of the sternum into the mediastinum. It serves as the standard for determining candidacy for repair (≥ 3.25), although there is a dramatic overlap between pectus patients and normal controls.
What does the Correction Index represent?
The amount of the chest diameter that the sternum must be moved to bring to neutral position.
How is the Depression Index different from other measures of pectus excavatum?
It attempts to normalize for body size.
Correlative lateral projection demonstrating pectus excavatum.