Visual Performance of Tecnis ZM900 Diffractive Multifocal IOL after 2500 Implants: A 3-Year Followup

Table 1

Preoperative characteristics of the patients ($N=1558$).

Characteristics	Value
Sex, $n$ (%)
Male	487 (31.3)
Female	1071 (68.7)
Age (y)
Mean ± SD	66.17 ± 8.94
Range	34 – 87
Mean CDVA (logMAR) ± SD	0.13 ± 0.17
Mean SE (D) ± SD	+1.02 ± 2.22

CDVA = corrected distance visual acuity; SE = spherical equivalent.