# A New Reproducible Method of Measuring C/D Ratio of Digital Stereo Images of Optic Disc

> **NCT01683942** · — · COMPLETED · sponsor: **Meir Medical Center** · enrollment: 250 (actual)

## Conditions studied

- Developing Novel Technique of Measuring C/D Ratio From Digital Stereo Optic Disc Images
- Intraobserver Reproducibility of C/D Measurements
- Interobserver Variability of C/D Measurements

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01683942
- **Lead sponsor:** Meir Medical Center
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2012-08
- **Primary completion:** —
- **Final completion:** —
- **Target enrollment:** 250 (ACTUAL)
- **Last updated:** 2012-09-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01683942

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01683942, "A New Reproducible Method of Measuring C/D Ratio of Digital Stereo Images of Optic Disc". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT01683942. Licensed CC0.

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