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Table 1 Distribution of mean percentage of the prostate involved by high grade carcinoma (PPIHGC) and volume of high grade carcinoma (VHGC) values among different quartiles of distribution of GG2 and GG3 tumors 159 radical prostatectomy specimens (see reference (Souza et al. 2018))

From: Current topics on prostate and bladder pathology

GG2 (3 + 4) GG3 (4 + 3)
Mean PPIHGC Mean VHGC
<  0.4 0.4 1.9 6.5 1.5 6.6 14.0 37.0
<1st quartile 1–2 quartiles 3–4 quartiles > 4th quartile <1st quartile 1–2 quartiles 3–4 quartiles > 4th quartile
< 0.05 0.07 0.5 2.1 0.3 1.47 3.5 10.5
<1st quartile 1–2 quartiles 3–4 quartiles > 4th quartile <1st quartile 1–2 quartiles 3–4 quartiles > 4th quartile