# The Effect of a Blue Light Filtering IOL

> **NCT00571831** · NA · COMPLETED · sponsor: **Showa University** · enrollment: 50 (actual)

## Conditions studied

- to Compare the Effect of Two Types of IOLs
- on the Incidence of Cystoid Macular Edema
- After Cataract Surgery

## Interventions

- **PROCEDURE:** intraocular lens implantation

## Key facts

- **NCT ID:** NCT00571831
- **Lead sponsor:** Showa University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2003-02
- **Primary completion:** —
- **Final completion:** 2005-03
- **Target enrollment:** 50 (ACTUAL)
- **Last updated:** 2007-12-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00571831

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00571831, "The Effect of a Blue Light Filtering IOL". Retrieved via AI Analytics 2026-07-26 from https://api.ai-analytics.org/clinical/NCT00571831. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*