Research Article

Topographic Asymmetry Indices: Correlation between Inferior Minus Superior Value and Index of Height Decentration

Table 1

The AUROC of decentration indices.

IndexNormal versus KC + FFKCNormal versus FFKC
AUROCAUROC compared to that of IHD ( value)AUROCAUROC compared to that of IHD ( value)

(I‐S) value0.7680.0480.0920.5820.0710.135

KC = keratoconus; FFKC = forme fruste keratoconus; AUROC = area under the receiver operating characteristic; SD = standard deviation; (I‐S) value = inferior minus superior value; IHD = index of height decentration.