# Evaluation of Vitamin A and E Deficiency With Severity of SARS-COV-2 Disease: A Case-Control Study

> **NCT05946499** · — · COMPLETED · sponsor: **Cairo University** · enrollment: 90 (actual)

## Conditions studied

- COVID-19

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT05946499
- **Lead sponsor:** Cairo University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2021-09-01
- **Primary completion:** 2022-04-30
- **Final completion:** 2022-05-30
- **Target enrollment:** 90 (ACTUAL)
- **Last updated:** 2023-08-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05946499

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05946499, "Evaluation of Vitamin A and E Deficiency With Severity of SARS-COV-2 Disease: A Case-Control Study". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT05946499. Licensed CC0.

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