Comparison of Repeatability and Agreement between Swept-Source Optical Biometry and Dual-Scheimpflug Topography

Table 3

Comparison of prediction error among two biometry devices in subjects who underwent cataract surgery ( eyes).

Biometer	Formula	Prediction error (diopter)		Eyes within (%)
		PE	Absolute PE	0.5 D	1.0 D	1.5 D
IOLMaster 700	SRK/T	−0.18 ± 0.38	0.31 ± 0.29	85.0	100.0	100.0
	Hoffer Q	−0.08 ± 0.34	0.29 ± 0.19	85.0	100.0	100.0
	Hagis	−0.15 ± 0.29	0.27 ± 0.18	90.0	100.0	100.0
Galilei G6	SRK/T	−0.23 ± 0.35	0.31 ± 0.28	80.0	100.0	100.0
	Hoffer Q	−0.16 ± 0.35	0.28 ± 0.26	77.5	100.0	100.0
	Hagis	−0.19 ± 0.43	0.38 ± 0.27	72.5	100.0	100.0

PE: prediction error.