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Table 2 Number of cancers by prostate specific antigen (PSA) level

From: A panel of kallikrein markers can reduce unnecessary biopsy for prostate cancer: data from the European Randomized Study of Prostate Cancer Screening in Göteborg, Sweden

Total PSA (ng/ml) No cancer detected Low-grade cancer High-grade cancer
2.6 to 4.0 241 (84%) 43 (15%) 3 (1%)
4.1 to 10.0 274 (74%) 79 (21%) 18 (5%)
10.1 to 20.0 27 (50%) 18 (33%) 9 (17%)
>20.0 6 (21%) 12 (43%) 10 (36%)
  1. Cancers with biopsy Gleason score 7 and higher were considered high grade.