Simultaneous Phacoemulsification and Graft Refractive Surgery in Penetrating Keratoplasty Eyes

Table 1

Refractive and keratometric spherical equivalent and astigmatism before and after combined phacoemulsification and graft refractive surgery.

Characteristics		Preoperative values mean ± SD (range)	Postoperative values mean ± SD (range)	P-value
Spherical equivalent (D)	Refraction	−3.31 ± 3.96 (−9.0 to 2.75)	−1.69 ± 2.38 (−6.75 to 1.50)	0.02
	Keratometry	44.79 ± 2.08 (41.75 to 53.25)	45.65 ± 1.86 (41.0 to 56.50)	0.26
Astigmatism (D)	Refraction	5.43 ± 1.50 (1.75 to 7.0)	3.42 ± 1.73 (1.25 to 6.0)	0.04
	Keratometry	8.10 ± 2.50 (3.50 to 11.50)	5.07 ± 2.53 (2.0 to 9.50)	0.03
Mean keratometry (D)		47.17 ± 3.11 (41.75 to 53.25)	47.79 ± 4.21 (41.0 to 56.50)	0.26

D: diopter; SD: standard deviation.