Comparison of Two Toric IOLs with Different Haptic Design: Optical Quality after 1 Year
Table 4
Postoperative ocular aberrations, visual quality, rotation, tilt, and decentration in the two study groups.
AT TORBI IOL
Tecnis toric IOL
Mean ± SD
Mean ± SD
RMS (μm)
0.60 ± 0.34
0.61 ± 0.33
0.96
Tilt vertical (μm)
0.13 ± 0.32
0.03 ± 0.35
0.05
Tilt horizontal (μm)
−0.01 ± 0.24
−0.01 ± 0.31
0.93
Strehl
0.05 ± 0.04
0.05 ± 0.04
0.74
MTF
0.26 ± 0.10
0.25 ± 0.08
0.74
Higher-order terms
HORMS (μm)
0.26 ± 0.15
0.27 ± 0.18
0.74
Coma vertical (μm)
0.04 ± 0.09
0.01 ± 0.09
0.04
Coma horizontal (μm)
−0.01 ± 0.07
−0.006 ± 0.07
0.68
SA (μm)
0.05 ± 0.06
0.01 ± 0.04
<0.001
HO Strehl
0.11 ± 0.08
0.13 ± 0.09
0.07
HO MTF
0.35 ± 0.11
0.39 ± 0.12
0.04
Rotation SL (deg)
3.0 ± 2.26
3.27 ± 2.37
0.55
Vertical tilt (mm)
0.46 ± 1.38
−0.29 ± 1.68
0.013
Horizontal tilt (mm)
0.84 ± 1.47
0.65 ± 1.64
0.48
Ver. decentration (mm)
0.02 ± 0.21
−0.06 ± 0.20
0.04
Hor. decentration (mm)
0.07 ± 0.34
−0.06 ± 0.04
0.07
RMS = root mean square; HORMS = higher-order root mean square; MTF = modulation transfer function; SA = spherical aberration; P = difference between the two groups using generalized estimating equation; Rotation SL = rotation measured at the slit lamp.