Comparison on Visual Function after Implantation of an Apodized Diffractive Aspheric Multifocal or Monofocal Intraocular Lens

Yi Sun， Danying Zheng， Shiqi Ling， Tingting Song， Yizhi Liu，△

1.State Key Laboratory of Ophthalmology，Zhongshan Ophthalmic Center，Sun Yat-sen University，Guangzhou 510060，China

2.Department of Ophthalmology， Third Affiliated Hospital of Sun Yat-sen University，Guangzhou 510630，China

Introduction

Patients and methods

Surgical technique

Main outcome measures

Statistical analysis

Results

Table 1 Patients′characteristics preoperatively Mean±SD

Figure 1 Near，.intermediate，.and distance visual acuity at the three-month visit.（UDVA＝ uncorrected distance visual acuity；CDVA＝corrected distance visual acuity；UNVA＝ uncorrected near visual acuity；DCNVA＝ distance-corrected near visual acuity；UIVA ＝uncorrected intermediate visual acuity）

Figure 2 Near，.intermediate，.and distance visual acuity measured at one-week， one-month， and three-months postoperatively in the multifocal group.

Discussion

Table 2 UIVA as a function of IOL degree in the multifocal group

Table 3 Results of patient satisfaction and visual phenomena questionnaire administered 3 months postoperatively