Content validation of the Well-being of Older People measure (WOOP)

Table 1 Descriptive statistics of the study sample (N = 269)

	Descriptive statistics					By age groups
	%	Mean	SD	Min	Max	65 – 74 (N = 172)	75 + (N = 97)
Age		73	6	65	94
Sex
Male (ref. = female)	59					55	66
Marital status
Married or living together	67					69	63
Never married	2					2	2
Divorced	9					11	6
Widowed	22					17	29
Education
Low	39					37	42
Middle	34					37	30
High	27					26	28
Occupation
Paid job	1					2	1
Volunteering	3					3	3
Retired	93					94	93
Unemployed	2					1	3
Material deprivation
No	75					75	75
Yes, in at least one expense category	25					25	25
Comorbidity
No	15					16	14
One	17					21	10
Two or more	68					63	75
Informal care
No	90					90	91
Yes	10					10	9
Formal care
No	74					82	60
Yes, use at least one type	26					18	40

Education was set to be low (primary, secondary or lower vocational education), middle (middle vocational education) and high (higher vocational or academic education). Material deprivation was defined as not being able to pay for at least one of the following four expenses: (i) heating the house, (ii) membership of a (sport)club, (iii) visiting family and friends, and (iv) paying a €1000 on unforeseen expenses without being in debt or taking a loan [27]. The number of health problems was measured using the thirteen item Comorbidity Index (CI) [28]. Informal care comprised family or friends providing care and support. Formal care concerned the use of at least one of the following services: (i) home help, (ii) home care, (iii) day-centre care, (iv) living in supported housing, or (v) living in a nursing home

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