From: A case-cohort study of human herpesvirus 8 seropositivity and incident prostate cancer in Tobago
 | Cases (n = 96) | Sub-cohort (n = 415) | Sub-cohort HHV-8 Pos |  | |||
---|---|---|---|---|---|---|---|
Characteristic | n1 | Col % | n1 | Col % | n1 | Row % | p-value2 |
Demographic | Â | Â | Â | Â | Â | Â | < .0001 |
   Age (years) |  |  |  |  |  |  |  |
40-49 | 12 | 12.5 | 200 | 48.2 | 7 | 3.5 | Â |
50-59 | 37 | 38.5 | 110 | 26.5 | 15 | 13.6 | Â |
60-81 | 47 | 49.0 | 105 | 25.3 | 24 | 22.9 | Â |
   Education |  |  | (2) |  | (0) |  | 0.83 |
≤11 years | 77 | 80.2 | 318 | 77.0 | 36 | 11.3 |  |
12+ years | 19 | 19.8 | 95 | 23.0 | 10 | 10.5 | Â |
   Marital status |  |  |  |  |  |  | 0.48 |
ever married | 82 | 85.4 | 336 | 81.0 | 39 | 11.6 | Â |
never married | 14 | 14.6 | 79 | 19.0 | 7 | 8.9 | Â |
Family history of ... | Â | Â | Â | Â | Â | Â | Â |
   Prostate cancer |  |  |  |  |  |  | 0.80 |
missing | 5 | 5.2 | 32 | 7.7 | 4 | 12.5 | Â |
yes | 5 | 5.2 | 27 | 6.5 | 2 | 7.4 | Â |
no | 86 | 89.6 | 356 | 85.8 | 40 | 11.2 | Â |
History of ... | Â | Â | Â | Â | Â | Â | Â |
   Smoking |  |  | (1) |  | (0) |  | 0.029 |
yes | 34 | 35.4 | 170 | 41.1 | 12 | 7.1 | Â |
no | 62 | 64.6 | 244 | 58.9 | 34 | 13.9 | Â |
   Benign prostatic hypertrophy | (3) |  | (8) |  | (0) |  | 0.039 |
yes | 10 | 10.8 | 25 | 6.1 | 6 | 24.0 | Â |
no | 83 | 89.2 | 382 | 93.9 | 40 | 10.5 | Â |
Entry prostate cancer screen | Â | Â | Â | Â | Â | Â | Â |
   PSA (ng/mL) |  |  |  |  |  |  | 0.010 |
0.0-0.9 | 7 | 7.3 | 197 | 47.5 | 15 | 7.6 | Â |
1.0-1.9 | 27 | 28.1 | 140 | 33.7 | 17 | 12.1 | Â |
2.0-3.9 | 36 | 37.5 | 55 | 13.3 | 7 | 12.7 | Â |
≥ 4.0 | 26 | 27.1 | 23 | 5.5 | 7 | 30.4 |  |
   DRE |  |  |  |  |  |  | 0.34 |
missing | 4 | 4.2 | 48 | 11.6 | 4 | 8.3 | Â |
positive | 29 | 30.2 | 54 | 13.0 | 9 | 16.7 | Â |
negative | 63 | 65.6 | 313 | 75.4 | 33 | 10.5 | Â |
   DRE positive and/or PSA ≥ 4 ng/mL |  |  |  |  |  |  | 0.009 |
yes | 42 | 43.8 | 70 | 16.9 | 14 | 20.0 | Â |
no | 54 | 56.3 | 345 | 83.1 | 32 | 9.3 | Â |
Study-specific | Â | Â | Â | Â | Â | Â | Â |
   HHV-8 sero-status |  |  |  |  |  |  |  |
positive | 17 | 17.7 | 46 | 11.1 | Â | Â | Â |
negative | 79 | 82.3 | 369 | 88.9 | Â | Â | Â |