- 59 percent of the men in both groups said that they had engaged in sexual activity (intercourse or masturbation) 12 times a month or more in their 20s. This fell steadily as they got older, to 48 percent in their 30s, 28 percent in their forties and 13 percent in their 50s. According to older men I've spoken with, no surprise there.
- 39 percent of the cancer group had had six female partners or more, compared with 31 percent of the control group.
- Men with prostate cancer were more likely to have had a sexually transmitted disease than those without prostate cancer.