Research Article

The Impact of Pathologic Upgrading of Gleason Score 7 Prostate Cancer on the Risk of the Biochemical Recurrence after Radical Prostatectomy

Figure 1

Biochemical recurrence-free survival of pathologic GS 7 prostate cancer patients according to classical two-group categorization and novel four-group categorization. BCR: biochemical recurrence; GS: Gleason score.