Farm-based day care services – a prospective study protocol on health benefits for people with dementia and next of kin

Figures & data

Table 1 Instruments used in the longitudinal study about people with dementia

Construct	Instrument	Domains
General information (a, d)		Frequency of attending FDC
		Age, gender, marital status, level of education, living conditions
		Diagnosis, functioning (physically and mentally)
		Hobbies/interests, relationship to/experience with farming, activities at the farm
		Medications
		Diagnosis for research purpose
Quality of life	Quality of Life-Alzheimer’s Disease (QoL-AD) (a, d)	A 13-item questionnaire rated on a 4-point scale with 1 being poor and 4 being excellent.^Citation42
	WHO-Five Well-being Index (WHO-5) (a)	A 5-item questionnaire on subjective well-being.^Citation43
Cognitive function	Montreal Cognitive Assessment (MoCA), Version 7.1 (a)	A one-page 30-point test measuring the degree of cognitive impairment.^Citation44
	Clinical dementia rating (CDR) (c, d)	Structured-interview protocol assessing cognitive and functional performance in six areas: memory, orientation, judgment and problem solving, community affairs, home and hobbies, and personal care. A scale used to quantify the severity of symptoms of dementia.^Citation45,Citation46
	The Anosognosia Rating Scale (REED) (c, d)	One-item questionnaire assessing the level of insight in the memory deficiency.^Citation47
Psychological function	The Neuropsychiatric Inventory scale (NPI), 12 items (b, d)	Scoring neuropsychiatric symptoms by the caregiver based on a standardized interview administered by the researcher. Assessing 10 behavioral domains common in dementia. Each domain is scored for frequency, severity and associated caregiver distress.^Citation48
Depression	Montgomery Aasberg Depression Rating Scale (MADRS) (a, d)	A 10-item interview-based questionnaire rated on a scale from 0 to 6.^Citation49
	Cornell (b, d)	A 19-item interviewer-administered instrument rated on scale from 0 to 2.^Citation50
Anxiety	Rating of anxiety in dementia (RAID-N) (a, b, c)	A 18-item questionnaire rated on a scale from 0 to 3.^Citation51
Physical function	The General Medical Health Rating (GMHR) (a, d)	A rapid global rating scale of medical comorbidity in dementia patients rated on a scale from 1–4.^Citation52
	Time up and go (TUG) (a)	A functional test of physical mobility.^Citation53
Activities of daily life	Personal activities of daily life (PADL) (b, d)	A 6-item questionnaire rated on a scale from 1 to 5 (Lawton^Citation54).
	Instrumental activities of daily life (IADL) (b, d)	A 8-item questionnaire rated on a scale from 0 to 3/4/5.^Citation54
General health	EQ-5D: VAS-scale (a, d)	A visual analog scale (VAS) describing subjective experience of health on a scale from 0 to 100.^Citation55
Social support	Oslo social support (OSS-3) (a)	Three items related to perceived social support.^Citation56
Coping skills	Locus of Control (LoC) (a, d)	Seventeen statements rated on a scale from 0 (strongly disagree) to 6 (strongly agree).^Citation57
Health care resources	Resource Utilization in Dementia (RUD) (a, d)	Use of health care resources^Citation58

Notes: (a) Answered by persons with dementia, (b) Answered by next of kin about persons with dementia, (c) Answered by researcher, (d) Used in the ECOD study.

Abbreviation: FDC, Farm-based day care services.

Table 2 Instruments used in the longitudinal study for next of kin

Construct	Instrument	Domains
General information		Age
		Gender
		Occupational status
		Kinship with the person with dementia
		Use of other support services
Quality of life	Rand – 36 measure of health-related quality of life	A 36-item questionnaire.^Citation59
	Quality of Life-Alzheimer’s Disease (QoL-AD)	A 13-item questionnaire rated on a 4-point scale with 1 being poor and 4 being excellent.^Citation42
Burden of care	Relatives sStress Scale (RSS)	A 15-item questionnaire indicating risk of clinically significant psychological distress.^Citation60
	Initiating transition of care (ITC)	One question measurement: “If the situation stays as it is now, how long will you be able to cope with the care?”^Citation61
Depressive symptoms	Montgomery Aasberg Depression Rating Scale (MADRS)	A 10-item interview-based questionnaire on a scale from 0 to 6.^Citation49
Anxiety symptoms	The anxiety part of Hospital Anxiety & Depression Scale (HAD-A)	A 7-item questionnaire rated on a scale from 0 to 3.^Citation62
Social support	Oslo social support (OSS-3)	Three items related to social support.^Citation56
Coping skills	Locus of Control (LoC)	Seventeen statements rated on a scale from 0 (strongly disagree) to 6 (strongly agree).^Citation57
Health care resources	Resource Utilization in Dementia (RUD)	Use of health care resources.^Citation58

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