Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Sensitivity and specificity of ALA, DRE, PSA, %sPSA, PSAD and TRUS
| Sensitivity | Specificity | |
|---|---|---|
| ALA |
74.1% |
70.2% |
| DRE |
44.4% |
91.2% |
| PSAD (cut-off 0.15) |
93.8% |
29.8% |
| %fPSA (cut-off 20%) |
78.7% |
26.3% |
| PSA (cut-off 4ng/ml) |
60.1% |
50.0% |
| TRUS | 34.6% | 96.5% |
Abbreviation:ALA aminolevulinic acid, DRE digital rectal examination, TRUS transrectal ultrasinography, PSAD PSA density, %fPSA percent free PSA.
