# Dry Eye Disease and Retinal Nerve Fiber Layer Thickness in Chronic Smokers

> **NCT07028736** · — · COMPLETED · sponsor: **Cairo University** · enrollment: 50 (actual)

## Conditions studied

- Dry Eye Disease
- Retinal Nerve Fiber Layer
- Chronic Smoking

## Interventions

- **OTHER:** Dry eye assessment

## Key facts

- **NCT ID:** NCT07028736
- **Lead sponsor:** Cairo University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2023-05-02
- **Primary completion:** 2024-05-01
- **Final completion:** 2024-05-01
- **Target enrollment:** 50 (ACTUAL)
- **Last updated:** 2025-06-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07028736

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07028736, "Dry Eye Disease and Retinal Nerve Fiber Layer Thickness in Chronic Smokers". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT07028736. Licensed CC0.

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