Variables | Categories or unit of measures | References |
---|---|---|
Gender | male; female | |
Age | Years | Â |
Indipendent life | Yes; no | [21] |
Health compared with that of age group | Much more healthy; More healthy; About as healthy; Less healthy; Much less healthy | [15] |
Living alone | Yes; no | [21] |
Type of house | Condominium; single apartment | [21] |
Jobs | merchant or craftsman; worker; employed; freelancer; other | [21] |
Retired | Yes; no | |
Frequency pushing/dragging heavy loads | Never; Occasionally; 1-2 per week; Daily; Several times per day | [14] |
Attendance at religious service in previous month | Yes; no | [14] |
Attendance at club meeting in previous month | Yes; no | [14] |
Owns or cares for a pet | Yes; no | [14] |
Sufficient contact with family/friends | Sufficient; insufficient | [14] |
Ability to raise € 350 in an emergency | No difficulty; A little difficulty; Lot of difficulty Impossible to raise £200 | [14] |