# Towards Worldwide Comparability of Visual Acuity Assessment

> **NCT01312662** · — · UNKNOWN · sponsor: **University Hospital Tuebingen** · enrollment: 84 (estimated)

## Conditions studied

- Comparison of Visual Acuity Tests.
- ETDRS. FrACT. Landolt Rings.

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01312662
- **Lead sponsor:** University Hospital Tuebingen
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2011-03
- **Primary completion:** —
- **Final completion:** —
- **Target enrollment:** 84 (ESTIMATED)
- **Last updated:** 2011-03-11

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01312662

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01312662, "Towards Worldwide Comparability of Visual Acuity Assessment". Retrieved via AI Analytics 2026-06-23 from https://api.ai-analytics.org/clinical/NCT01312662. Licensed CC0.

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