This study is to evaluate the results from an intervention designed to encourage older adults with dementia for their engagement in activities through their active participation of activity scheduling (AS).

The study compares two interventions by using a 12-week longitudinal randomized controlled trial. For the first 2 weeks, all participants receive the same health care education program. Then for the following 10 weeks, participants will be randomized to either one of the two following groups with different conditions. For the control group, participants receive ten session of dementia care education. For the experimental activity scheduling group, participants receive ten session of dementia care education, plus weekly activity scheduling (AS) practice that focus on pleasant event scheduling and improving communication.

Inclusion Criteria:

• patients had to have an age of at least 65 years,
• a diagnosis for dementia in medical history and had to meet international classification of disease-10 criteria for dementia,
• diagnosed by a psychiatrist.
• patients had to have cognitive impairment, as determined by the Montreal Cognitive Assessment

Exclusion Criteria:

• any major neurological illness other than AD,
• any psychiatric disorder or a known history of substance abuse.

Assessors were blinded regarding the participants' belonging to the two study groups.