Table 4.
Number of biopsies that could be avoided for repeat biopsy at 5%, 10%, 15%, 20% threshold
| Any cancer | HGPCa | |||||||
|---|---|---|---|---|---|---|---|---|
| Biopsies | Cancer | Biopsies | Cancer | |||||
| Performed | Avoided | Found | Missed | Performed | Avoided | Found | Missed | |
| Biopsy all | 1000 | 0 | 255 | 0 | 1000 | 0 | 112 | 0 |
| Full model | ||||||||
| >5% | 857(769‐ 917) | 143(83‐231) | 245(198‐254) | 10(1‐57) | 541(437‐641) | 459(359‐563) | 102(64‐111) | 10(1‐48) |
| >10% | 653(549‐745) | 347(255‐451) | 235(185‐251) | 20(4‐70) | 265(184‐366) | 735(634‐816) | 92(53‐108) | 20(4‐59) |
| >15% | 561(457‐660) | 439(340‐543) | 224(173‐247) | 31(8‐83) | 194 (124‐289) | 806(711‐876) | 71(35‐98) | 41(14‐80) |
| >20% | 479(378‐582) | 520(418‐622) | 224(173‐247) | 31(8‐83) | 122(68‐208) | 878(792‐932) | 61(28‐92) | 51(20‐84) |
Abbreviations: HGPCa, High‐grade prostate cancer.