Table 2.
Comparison of Subjective Parameters Between DCE Sequences
| Reader 1 | Reader 2 | |||||
|---|---|---|---|---|---|---|
| Feature | Standard | GRASP | Pa | Standard | GRASP | Pa |
| Clarity of capsule | 4.0±0.9 | 4.7±0.6 | 0.007 | 3.9±0.7 | 4.7±0.5 | <0.001 |
| Clarity of PZ/TZ boundary | 3.1±0.8 | 4.6±0.7 | <0.001 | 3.6±0.7 | 4.5±0.7 | <0.001 |
| Clarity of urethra | 2.1±0.8 | 3.8±1.0 | <0.001 | 1.6±0.8 | 3.3±0.6 | <0.001 |
| Clarity of peri-prostatic vessels | 2.4±1.1 | 4.2±1.0 | <0.001 | 1.6±0.5 | 4.2±0.9 | <0.001 |
| Image sharpness | 3.1±0.4 | 4.8±0.4 | <0.001 | 3.3±0.6 | 4.8±0.4 | <0.001 |
| Overall image quality | 3.1±0.4 | 4.7±0.5 | <0.001 | 3.3±0.6 | 4.6±0.5 | <0.001 |
| Lesion conspicuity | 3.2±1.2 | 4.5±0.8 | <0.001 | 3.2±1.2 | 3.9±1.1 | 0.020 |
| Absence of streak artifact | — | 4.860.4 | — | — | 4.760.5 | — |
All features reported on a 1–5 scale.
a
Listed in bold when statistically significant at P<0.05.