Accuracy of Intraocular Lens Power Calculation Using Anterior Chamber Depth from Two Devices with Barrett Universal II Formula

Table 2

Prediction error mean, standard deviation, and minimum and maximum.

	IOLMaster n = 144	Catalys n = 144	Difference
Average	0.37 ± 0.34	0.37 ± 0.35	−0.004 ± 0.08
Minimum	0	0
Maximum	2.85	2.92