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Table 3 The results of multiple regression analyses of preoperative biometric values for the expected difference (ED) of each 3rd generation formulas from the Haigis formula

From: The effect of ocular biometric factors on the accuracy of various IOL power calculation formulas

 

ED of Hoffer Q

ED of Holladay

ED of SRK/T

Adjusted R2

0.659

0.715

0.747

Constant sig.a

0.000

0.000

0.000

Corneal curvature (D)

0.809

0.000

0.000

Axial length (mm)

0.000

0.072

0.005

Anterior chamber depth (mm)

0.000

0.000

0.000

  1. a Constant sig. = constant significance, p value of the multiple regression analysis