Distributions of demographic factors and health status in the study sample
| Dog owner and dog walking | Dog owner but no dog walking | Non-dog owner | Total | |
| N | 383 | 190 | 2550 | 3123 |
| Age group | ||||
| <65 | 105 (27.4) | 64 (33.7) | 677 (26.5) | 846 (27.1) |
| 65–69 | 99 (25.8) | 53 (27.9) | 546 (21.4) | 698 (22.4) |
| 70–74 | 90 (23.5) | 31 (16.3) | 544 (21.3) | 665 (21.3) |
| 75–79 | 57 (14.9) | 25 (13.2) | 453 (17.8) | 535 (17.1) |
| 80+ | 32 (8.4) | 17 (8.9) | 330 (12.9) | 379 (12.1) |
| Gender | ||||
| Male | 165 (43.1) | 70 (36.8) | 1113 (43.6) | 1348 (43.2) |
| Female | 218 (56.9) | 120 (63.2) | 1437 (56.4) | 1775 (56.8) |
| Education | ||||
| Degree | 54 (14.1) | 26 (13.7) | 457 (17.9) | 537 (17.2) |
| A level | 172 (45.0) | 83 (43.7) | 1168 (45.8) | 1423 (45.6) |
| O level | 46 (12.0) | 29 (15.3) | 295 (11.6) | 370 (11.8) |
| No education | 110 (28.8) | 52 (27.4) | 630 (24.7) | 792 (25.4) |
| Self-reported health | ||||
| Excellent/very good/good | 322 (84.1) | 142 (74.7) | 2144 (84.1) | 2608 (83.5) |
| Fair/poor | 61 (15.9) | 48 (25.3) | 406 (15.9) | 515 (16.5) |