Table 1 Participants’ characteristics

Variable

Value

 ≥ 50 years (age)

86%

Socio-economic variables

 Highest level of education:

  No schooling

25%

  High school

68%

  Diploma

7%

 Employment status

  Employed

21%

  Unemployed

34%

  Unable to work or retired

45%

 Marital status

  Married

27%

  Single

40%

  Widowed

7%

  Unspecified

26%

 Persons in household

  1 – 3

43%

  4 – 6

48%

   > 6

9%

 Household income (annual)

  Less than R100 000

83%

  R100 000 – R250 000

9%

  R250 000 – R400 000

8%