# Variability of Pentacam-derived Back Elevation Measurements in Keratoconus and Cross-linked Corneas

> **NCT01471873** · — · COMPLETED · sponsor: **Democritus University of Thrace** · enrollment: 67 (actual)

## Conditions studied

- Keratoconus

## Interventions

- **PROCEDURE:** Corneal Collagen Cross-linking (CXL)

## Key facts

- **NCT ID:** NCT01471873
- **Lead sponsor:** Democritus University of Thrace
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2011-03
- **Primary completion:** 2011-09
- **Final completion:** 2011-11
- **Target enrollment:** 67 (ACTUAL)
- **Last updated:** 2017-01-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01471873

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01471873, "Variability of Pentacam-derived Back Elevation Measurements in Keratoconus and Cross-linked Corneas". Retrieved via AI Analytics 2026-07-20 from https://api.ai-analytics.org/clinical/NCT01471873. Licensed CC0.

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