# Comparative Study of Three IOL Power Calculation Formulae for Asian Eyes Shorter Than 22mm or Longer Than 25mm

> **NCT00347516** · NA · COMPLETED · sponsor: **Singapore National Eye Centre** · enrollment: 210 (estimated)

## Conditions studied

- Cataract

## Interventions

- **PROCEDURE:** IOL calculation formula

## Key facts

- **NCT ID:** NCT00347516
- **Lead sponsor:** Singapore National Eye Centre
- **Sponsor class:** OTHER_GOV
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2005-12
- **Primary completion:** 2009-12
- **Final completion:** 2009-12
- **Target enrollment:** 210 (ESTIMATED)
- **Last updated:** 2010-05-12

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00347516

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00347516, "Comparative Study of Three IOL Power Calculation Formulae for Asian Eyes Shorter Than 22mm or Longer Than 25mm". Retrieved via AI Analytics 2026-06-05 from https://api.ai-analytics.org/clinical/NCT00347516. Licensed CC0.

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