Table 2 One-level downgrade, concordance, and one-level upgrade when compared with biopsy Grade Group and radical prostatectomy Grade Group in large series post-2005 ISUP consensus. One-level downgrade rate is shown at the right, concordance rate is centered and italicized, and one-level upgrade is shown at the left. Rates are expressed as percentage
First author, year | How grade was assessed in biopsy | Number of patients | Country | Grade | ||||
|---|---|---|---|---|---|---|---|---|
Grade group | Grade group | Grade group | Grade group | Grade group | ||||
ISUP/WHO 1 | ISUP/WHO 2 | ISUP/WHO 3 | ISUP/WHO 4 | ISUP/WHO 5 | ||||
GS ≤6 | GS 7 (3+4) | GS 7 (4+3) | GS 8 | GS > 8 | ||||
Athanazio 2017 | CGG | 2,529 | Canada | NA-48-48 | 07-74-16 | 30-53-07 | 30-21-33 | 02-68-NA |
Danneman 2016 | Not informed | 15,598 | Sweden | NA-65-28 | 17-68-18 | 30-50-08 | 33-33-12 | 08-64-NA |
Samaratunga 2015 | HGS | 2,079 | Australia | NA-43-45 | 00-72-24 | 15-75-11 | 44-18-34 | 00-77-NA |
Epstein 2012 | HGS | 5,071 | US | NA-75-20 | 24-54-18 | 32-41-08 | 31-31-18 | 11-58-NA |