| Intervention (n = 51) | Control (n = 51) |
---|---|---|
Age [mean (range)] | 56.8 (40-72) | 57.4 (38-74) |
Sex | Â | Â |
   Male | 21 (41.2) | 20 (39.2) |
   Female | 30 (58.8) | 31 (60.8) |
Current working capacity | Â | Â |
   Retired | 24 (47.1) | 23 (54.8) |
   Full working capacity | 18 (35.3) | 17 (40.5) |
   Unable to work | 6 (11.8) | 0 |
   Data unavailable | 3 (5.9) | 2 (4.8) |
Socio-economic status by type of work | Â | Â |
   Manual | 23 (45.1) | 26 (51.0) |
   Non-manual | 19 (37.3) | 19 (37.3) |
   Data unavailable | 9 (17.6) | 6 (11.8) |