Table 1.
Participant characteristics
| UK (n=668) n (%), mean (SD) |
|
| Age | |
| 45–49 | 188 (28) |
| 50–54 | 195 (29) |
| 55–59 | 123 (18) |
| 60–64 | 91 (14) |
| ≥65 | 71 (11) |
| Mean (SD) | 54.7 (7.0) |
| Sex | |
| Female | 373 (54) |
| Male | 295 (44) |
| University education | |
| Yes | 288 (43) |
| No | 380 (57) |
| Ethnicity | |
| White | 653 (98) |
| Other | 15 (2) |
| Missing | 0 |
| General health measure | |
| Excellent, very good, good | 524 (78) |
| Fair, poor | 144 (22) |
| Smoking | |
| Non-smoker | 340 (51) |
| Ex-smoker | 236 (35) |
| Current smoker | 92 (14) |
| BMI | |
| Mean (SD) | 27.4 (5.8) |
| Range | 16.5–50.0 |
| Missing | 29 (4) |
| Previous diagnosis of cancer? | |
| Yes | 34 (5) |
| No | 634 (95) |
| Family history of kidney cancer? | |
| Yes | 19 (3) |
| No | 635 (95) |
| Missing | 14 (2) |
| Social group | |
| ABC1 | 500 (75) |
| C2DE | 136 (20) |
| Missing | 32 (5) |
BMI, body mass index.