Journal of Ophthalmology / 2015 / Article / Tab 3

Research Article

Comparison of Two Different Scheimpflug Devices in the Detection of Keratoconus, Regular Astigmatism, and Healthy Corneas

Table 3

Intraobserver variability of keratometry in healthy corneas (ICC = intraclass correlation coefficient).

ICC
PentacamSirius

Flat meridian 3 mm to the apex0.9960.988
Steep meridian 3 mm to the apex0.9960.975
Flat meridian 5 mm to the apex0.9970.993
Steep meridian 5 mm to the apex0.9970.983
Flat meridian 7 mm to the apex0.9970.995
Steep meridian 7 mm to the apex0.9940.982
Back surface flat meridian 3 mm to the apex0.9770.933
Back surface steep meridian 3 mm to the apex0.9680.911

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