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Comparison of location of positive cores with maximum Gleason score between group 1 and group 2
TRUS: transrectal ultrasonography, a: Group 1 - Gleason score not upgraded after radical prostatectomy; Group 2 - Gleason score upgraded after radical prostatectomy, b: not all patients had TRUS biopsy samples taken at these cores; data were collected in patients who had biopsy results for these cores, c: chi-square test; n (%), d: Fisher exact test; n (%)
