Table 2.

Entire eye, internal optics, and corneal aberrations by cataract group for a 6.0 mm pupil diameter.

Category	Mean ± SD			P- value
	Cortical	Nuclear	PSC
Entire Eye (μm)
HOA RMS	0.76 ± 0.37	0.55 ± 0.31	0.89 ± 0.32	0.028*
Coma	0.43 ± 0.21	0.26 ± 0.17	0.31 ± 0.12	0.012*
Spherical aberration	0.24 ± 0.15	0.11 ± 0.32	0.29 ± 0.11	<0.001*
Trefoil	0.27 ± 0.23	0.29 ± 0.21	0.32 ± 0.23	0.162
Internal Optics (μm)
HOA RMS	0.95 ± 0.46	0.71 ± 0.54	1.13 ± 0.43	0.009*
Coma	0.76 ± 0.42	0.51 ± 0.23	0.61 ± 0.24	0.007*
Spherical aberration	0.08 ± 0.14	−0.35 ± 0.41	0.11 ± 0.17	<0.001*
Trefoil	0.45 ± 0.31	0.49 ± 0.23	0.57 ± 0.36	0.095
Cornea (μm)
HOA RMS	0.49 ± 0.11	0.51 ± 0.13	0.47 ± 0.15	0.461
Coma	0.21 ± 0.10	0.22 ± 0.13	0.19 ± 0.11	0.713
Spherical aberration	0.28 ± 0.06	0.30 ± 0.05	0.27 ± 0.08	0.598
Trefoil	0.21 ± 0.12	0.20 ± 0.09	0.19 ± 0.07	0.422

PSC posterior subcapsular cataract, HOA higher-order aberration, RMS root mean square, *P < 0.05.