# Hearing Impairment as a Risk Factor for Dementia in Older Adults

> **NCT04284384** · — · COMPLETED · sponsor: **Norwegian Centre for Ageing and Health** · enrollment: 6952 (actual)

## Conditions studied

- Dementia
- Hearing Loss

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT04284384
- **Lead sponsor:** Norwegian Centre for Ageing and Health
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2019-08-19
- **Primary completion:** 2020-11-20
- **Final completion:** 2020-11-20
- **Target enrollment:** 6952 (ACTUAL)
- **Last updated:** 2021-09-14

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04284384

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04284384, "Hearing Impairment as a Risk Factor for Dementia in Older Adults". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT04284384. Licensed CC0.

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