staging is not so well defined as breast cancer staging.
Nevertheless the data indicate that following prostate treatment hazard
The data source
Surveillance, Epidemiology, and End Results (SEER) Program (www.seer.cancer.gov) SEER*Stat Database: Incidence - SEER 9 Regs Public-Use, Nov 2004 Sub (1973-2002), National Cancer Institute, DCCPS, Surveillance Research Program, Cancer Statistics Branch, released April 2005, based on the November 2004 submission.
The first figure depicts age adjusted prostate incidence. It illustrates an artificial epidemic of prostate cancer that started in the 90s when PSA testing became widespread. Compare it with a similar epidemic of breast cancer.
The following calculations were made on patients diagnosed after the year 1990 when the “epidemic” started. The hazard rate of localized cancer ascends linearly with a slope steeper than in the healthy population. Regional cancers hint a bi modality which becomes obvious in distant cancer
Further reading Watch your prostate