Using a Wireless Controller to Deliver a Lighting Intervention to Persons With Dementia

Using a Wireless Controller to Deliver a Lighting Intervention to Persons With Dementia

To test the effect of a tailored lighting intervention controlled by the Readings At Desk (RAD) controller on sleep and mood in Alzheimer's disease participants.

Each participant will be enrolled for 22 weeks. Participants will be randomly assigned to receive either the active or control lighting condition. Each lighting condition will be 8 weeks in length. After a 4 week washout, each participant will crossover to the opposite condition. Assessments will be performed before and at the end of each lighting intervention.

Inclusion criteria:

• Diagnosis of Alzheimer's disease with a Mini Mental Score Examination (MMSE) between 0 and 19
• a score >5 on the PSQI.

Exclusion criteria:

- use of sleep medication