Category means (and ranges) | Number of prostate cancer deaths | Number of person-years | Mean γ prostate dose (mGy, with SD) |
Mean number of days worked underground | |||
0 | 67 | 360 536 | 1.1 (4.4) |
408 (2–999.9) | 46 | 429 624 | 7.5 (9.9) |
1466 (1000–1999.8) | 30 | 184 782 | 24.5 (26.7) |
2475 (2000–2999.8) | 34 | 139 204 | 42.0 (44.2) |
3465 (3000–3999.9) | 24 | 97 808 | 68.3 (65.5) |
4908 (4000–5999.9) | 37 | 138 138 | 111.4 (93.9) |
7236 (6000–10 704) | 25 | 74 836 | 156.9 (127.4) |
Mean number of years worked at high PA | |||
0 | 122 | 726 358 | 9.8 (28.1) |
2.2 (1–4) | 52 | 342 896 | 19.2 (33.1) |
6.7 (5–9) | 37 | 165 377 | 47.0 (46.9) |
11.8 (10–14) | 22 | 87 297 | 94.5 (73.5) |
16.8 (15–19) | 16 | 54 598 | 148.3 (94.2) |
23.3 (20–29) | 11 | 40 425 | 199.4 (123.1) |
33.3 (30–42) | 3 | 7978 | 238.3 (163.0) |
In each category the number of deaths from prostate cancer mortality, the number of person-years at risk (rounded) and the mean cumulative person-year weighted γ prostate dose (with SD) are given.