Methodology Issues in a Tailored Light Treatment for Persons With Dementia - Aim 2

Phase

N/A

Condition

Alzheimer's Disease

Insomnia

Narcolepsy

Treatment

Control Lighting Intervention

Active Lighting Intervention

Clinical Study ID

NCT05837819

STUDY-20-01736 Aim 2

Ages > 65
All Genders

Study Summary

Aim 2 will investigate the effect of 3 different light exposure lengths on sleep, mood and agitation in persons with Alzheimer's disease. Participants will be randomly assigned to one of three conditions of light exposure: 1) 2-h morning light exposure; 2) 4-h morning light exposure; and 3) all day light exposure.

Eligibility Criteria

Inclusion

Inclusion Criteria:

Diagnosis of Alzheimer's disease or related dementia with a Montreal CognitiveAssessment score <25
Sleep disturbance with a Pittsburgh Sleep Quality Index score ≥5

Exclusion

Exclusion Criteria:

Extensive brain vascular disease, traumatic brain injury, multiple sclerosis,Parkinson's Disease
Obstructing cataracts
Severe macular degeneration
Use of sleep medication
Use of oral melatonin
untreated moderate to severe sleep apnea
Severe restless leg syndrome
Blindness

Study Design