Table 2 Sensitivity, specificity, positive and negative predictive values for T staging of biplane TRUS plus UE and CEUS
Ultrasonic T stage | Sensitivity | Specificity | Positive predictive value | Negative predictive value |
|---|---|---|---|---|
uT1 | 41.7%(5/12) | 96.3%(52/54) | 71.4%(5/7) | 88.1%(52/59) |
uT2 | 81.3%(13/16) | 74.0%(37/50) | 50.0%(13/26) | 92.5%(37/40) |
uT3 | 73.7%(28/38) | 85.7%(24/28) | 87.5%(28/32) | 70.6%(24/34) |
uT4 | -(0/0) | 98.5%(65/66) | 0.0%(0/1) | 100.0%(65/65) |