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

Table 5

UNVA in each postoperative period.

	$3^{°}$ mth	$6^{°}$ mth	${12}^{°}$ mth	${24}^{°}$ mth	${36}^{°}$ mth
0.00	2343 (93.72%)	2440 (97.71%)	2434 (98.14%)	763 (99.6%)	128 (100%)
0.10	114 (4.56%)	40 (1.6%)	29 (1.16%)	3 (0.4%)	—
0.18	29 (1.16%)	9 (0.36%)	14 (0.56%)	—	—
0.20	14 (0.56%)	—	3 (0.12%)	—	—
< 0.20	—	8 (0.32%)	—	—	—
Total	2500	2497	2480	766	128
	100%	100%	100%	100%	100%