Table 2 Subjective image quality assessed by 5-point Likert scale
Image quality score | Group 300 s (range 1–5) | Group 150 s (range 1–5) | Group 60 s (range 1–5) | P value |
|---|---|---|---|---|
Overall quality | 4.79 ± 0.37 | 4.37 ± 0.55 | 3.21 ± 0.46 | < 0.001 |
Image noise | 4.67 ± 0.46 | 4.27 ± 0.52 | 2.73 ± 0.59 | < 0.001 |
Lesion conspicuity | 4.92 ± 0.27 | 4.62 ± 0.49 | 4.08 ± 0.74 | < 0.001 |