Age, known smoking status, body mass index, and socioeconomic status of cases and controls at the index date
| Cases (n = 984) | Controls (n = 1968) | |
|---|---|---|
| Mean (SD) age in years | 72.8 (9.3) | 72.8 (9.3) |
| % (n) recorded as smokers at index date | 13.7 (135) | 14.6 (287) |
| Mean (SD, n) body mass index | 23.4 (6.3, n = 815) | 23.8(5.9, n = 1741) |
| % (n) socioeconomic status: SIMD | ||
| 1 (most affluent) | 13.0 | 10.5 |
| 2 | 8.2 | 7.1 |
| 3 | 13.3 | 12.0 |
| 4 | 9.8 | 10.1 |
| 5 | 11.6 | 10.1 |
| 6 | 13.6 | 15.1 |
| 7 | 9.7 | 11.3 |
| 8 | 7.7 | 9.6 |
| 9 | 7.8 | 9.2 |
| 10 (most deprived) | 5.3 | 5.0 |
Cases = men diagnosed with prostate cancer. Controls = men of same age with no cancer diagnosis (two controls per case) on date of case's diagnosis. SIMD = Scottish Index of Multiple Deprivation.