# Knowledge of Students About Vitamin A and Assessment of Eye Manifestations in Quranic Schools (Khalwai) Khartoum State, Sudan 2022

> **NCT06989879** · — · COMPLETED · sponsor: **University of Khartoum** · enrollment: 332 (actual)

## Conditions studied

- Vitamin A Deficiency
- Night Blindness

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT06989879
- **Lead sponsor:** University of Khartoum
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2022-11-01
- **Primary completion:** 2022-12-01
- **Final completion:** 2023-01-01
- **Target enrollment:** 332 (ACTUAL)
- **Last updated:** 2025-05-25


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06989879

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06989879, "Knowledge of Students About Vitamin A and Assessment of Eye Manifestations in Quranic Schools (Khalwai) Khartoum State, Sudan 2022". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT06989879. Licensed CC0.

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