About this trial
This study seeks to understand the effects of adult day programs on older adults, especially those with dementia, and their caregivers. A prospective cohort study will be conducted in the Canadian provinces of Alberta, British Columbia, Manitoba, and Ontario. Participants will be (1) older adults with dementia who attend a day program, and their caregivers, and (2) older adults with dementia in the community who do not attend a day program, and their caregivers. The objectives are to (1) evaluate the effects of day programs on attendee and caregiver outcomes, and (2) compare day program use patterns, attendee and caregiver social identities, day program characteristics, and day program outcomes between the 4 provinces, and (3) to explore what attendee and caregiver social identities and day program characteristics are associated with study outcomes, and with day program attendance/non-attendance.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Older adults (65+ years) with a diagnosis of dementia, who live in the community, and either attend an adult day program (cohort 1), or receive continuing care in the community with an initial RAI-HC assessment completed (cohort 2)
Primary caregiver (i.e., most involved with and informed about the care) of an eligible older adult
Disqualifiers
Older adults with or without dementia who do not receive any community-based continuing care service
Day program attendees or community care recipients who do not have a diagnosis of dementia or who are younger than 65 years
Secondary caregivers
Trial population
The study focuses on community care systems in the Calgary Health Zone (Alberta), Interior Health Region (British Columbia), Winnipeg Regional Health Authority (Manitoba), and York Region (Ontario). All of these regions assess day program eligibility using comparable processes, criteria, and assessments (i.e. RAI-HC). There are 89 publicly subsidized day programs in Alberta (\~3,300 spaces), 95 (\~1,500 spaces) in British Columbia, 70 (\~1,000 spaces) in Manitoba, and 300 (\~6,000 spaces) in Ontario. The numbers of individuals with dementia in the community are \~32,000 in Alberta, \~47,000 in British Columbia, \~11,000 in Manitoba, \~153,000 in Ontario. The yearly average number of completed RAI-HC assessments is \~20,000-30,000 in Alberta, \~34,000-39,000 in British Columbia, and \~10,000 in Manitoba. The estimated number of day program attendees is \>20,000/year (\>200,000 within the study period), each with multiple assessments.
Trial design
Cohort
Prospective
Treatments tested in this trial
Adult day program use
Other interventionDay program use patterns will be determined, using Latent Class Analysis. Three continuous variables will be categorized as low, low-moderate, high-moderate, high, using sample distribution quartiles: (1) Time between first RAI-HC assessment and first attendance of a day program, (2) average number of hours of day program attendance (i.e., total number of hours spent in a day program divided by the number of times attended), and (3) total number of days a person attended a day program.
Other community care (non-attendees)
Other interventionAny publicly funded continuing care services in the community, other than adult day programming (e.g., home care, in-home respite). Community care participants will be propensity score matched with day program participants, using RAI-HC variables on day program eligibility (to ensure similarity of non-attendees to day program attendees). Matching variables will include: physical functioning, cognition, behavioural symptoms, bladder/bowel continence, availability of a caregiver, and caregiver distress. The investigators will also include variables on health and social characteristics (e.g., age, sex, type/duration of publicly funded community care received before the matching index date, deprivation indices).
Treatment groups
Trial outcomes
Primary outcomes
Older adult quality of life (self-report)
For older adults who can self-report (cognitive performance scale score of \< 3), the DEMQOL will be completed as part of an older adult survey (administered as a standardized interview). The DEMQOL is a tool to assess dementia-specific quality of life, but according to the tool developers, there is no spelled-out version of this acronym. Each of 28 items is rated on a scale from 1 to 4 and items are summed for an overall score from 28 to 112 (higher scores = better quality of life).
Older adult quality of life (proxy-report)
For all older adults (including those who can or cannot self-report), the DEMQOL-Proxy will be completed as part of a caregiver survey (administered as a standardized interview). The DEMQOL is a tool to assess dementia-specific quality of life, but according to the tool developers, there is no spelled-out version of this acronym. Each of 31 items is rated on a scale from 1 to 4 and summed for an overall score from 31 to 124 (higher scores = better quality of life).
Caregiver quality of life
As part of our caregiver survey, the C-DEMQOL will be completed (administered as a standardized interview). The C-DEMQOL is a tool to assess quality of life of caregivers to persons with dementia, but according to the tool developers, there is no-spelled out version of this acronym. Each of 30 items is rated on a scale from 1 to 5 and summed for an overall score from 30 to 150 (higher scores = better quality of life).
Secondary outcomes
Older adult mental health
The Neuro Psychiatric Inventory (NPI) will be completed as part of a caregiver survey (administered as a standardized interview). The NPI measures the severity (0 = not present, 1 = mild, 2 = moderate, 3 = severe) of each of 12 neurological and behavioural symptoms of dementia. Symptoms include delusions, hallucinations, agitation/aggression, dysphoria, anxiety, euphoria, apathy, disinhibition, irritability/lability, aberrant motor activity, night-time behavioral disturbances, and appetite and eating abnormalities. Scores are summed for an overall score between 0 and 36 (with higher scores indicating more and more severe symptoms).
Caregiver distress
The Neuro Psychiatric Inventory (NPI) will be completed as part of a caregiver survey (administered as a standardized interview). In addition to the severity of the 12 neurological and behavioural symptoms of dementia mentioned above, the NPI also measures the level of distress each of these symptoms causes to the caregiver (from 0 = not distressing at all to 5 = extreme or very severe). Scores are summed for an overall score between 0 and 60 (with higher scores indicating more severe distress).
Caregiver symptoms of depression
The 10-item Center for Epidemiologic Studies Depression Scale, Short Form (CES-D10) will be completed as part of a caregiver survey (administered as a standardized interview). A cut-point of ≥ 10 will be used to identify clinically significant depressive symptoms
Caregiver symptoms of anxiety
The 7-item Generalized Anxiety Disorder scale (GAD-7) will be completed as part of a caregiver survey (administered as a standardized interview). A cut-point of ≥ 8 will be used to identify clinically significant symptoms of anxiety.
Sponsors and contacts
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York University
Lead sponsor
Carswell Family Foundation
Collaborator
Alzheimer Society of York Region
Collaborator