Table 4: Postoperative Predicted and Achieved Spherical Equivalent Refractive Errors as a Function of Lens Power Formula following Cataract Extraction with Negative Power Intraocular Lens Implantation

Patient Eye Predicted SE (D) Refractive Error Achieved SE (D) Refractive Error
SRK/T Hoffer Q Holladay 1
1 R -0.49 -0.91 -0.44 +1.25
L -1.30 -1.75 -1.31 +0.63
2 L -1.82 -2.12 -1.71 -0.75
3 L -2.81 -3.09 -2.48 -3.25
R -2.45 -2.89 -2.38 -0.87
4 R -1.13 -1.32 -0.89 -1.25
L -2.52 -2.76 -2.32 -2.50
5 L -1.07 -1.66 -1.26 -1.25
R -1.15 -1.75 -1.40 -0.75
6 R -1.15 -1.75 -1.40 +0.87
7 L -0.87 -1.31 -1.04 +1.75
8 R -0.94 -1.40 -1.08 +1.37
9 L -0.78 -1.38 -1.04 +1.00
10 R -1.27 -1.64 -1.27 +0.25
11 L -0.87 -1.45 -1.11 +0.63
12 R N/A N/A N/A Unable
Mean -1.37 -1.81 -1.41 -0.21

SE = Spherical Equivalent, D = Diopter, L = Left, R = Right, N/A = Not applicable.