Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Impact of measurement error on scientific inference. Using team-based annotations (triangle) or gold-standard annotations (circle), hazard ratios for four selected prognostic factors (in rows: age at diagnosis; PSA; primary treatment androgen deprivation; and Gleason score) and three outcomes (in columns, by increasing reliability: castration resistance, metastasis, death) were estimated.
