Active Ageing: An Empirical Approach to the WHO Model
Table 2
Definition of variables.
Variable
Coding
Subjective health
1 = very good; 2 = good; 3 = reasonable; 4 = poor; 5 = very poor
Sleep problems
0 = no; 1 = yes
Subjective physical activity
1 = very good; 2 = good; 3 = reasonable; 4 = poor; 5 = very poor
ADL
0 = with difficulties; 1 = without difficulties
Illness
0 = none;1 = 1 illness; 2 = 2 illness; 3 = 3 illness; 4 = 4 or more illness
Psychological distressa
1 = <9; 2 = ; 3 = ; 4 = ≥16
Happiness
1 = nothing; 2 = 2; 3 = 3; 4 = very
Optimisma
1 = <11; 2 = ; 3 = ; 4 = ≥15
Quality of lifea
1 = <24; 2 = ; 3 = ; 4 = ≥29
Loneliness
0 = yes; 1 = no
Cognitive impairmenta
1 = <25; 2 = ; 3 = ; 4 = ≥30
Vision
1 = no specs and very poor/poor vision; 2 = no specs and acceptable vision; 3 = no specs and good/very good vision; 4 = specs and very poor/poor vision; 5 = specs and acceptable vision; 6 = specs and good/very good vision
Audition
1 = no device use and very good/good audition; 2 = no device use and acceptable audition/3 = no device use and poor/very poor audition; 4 = use device