Table 2 Global image quality rating
From: ROC study and SUV threshold using quantitative multi-modal SPECT for bone imaging
Mean score: F3D | Mean score: xB | Difference score (xB-F3D) | Std. error | Mean score: F3D/CT | Mean score: xB/Ct | Difference score (xB/CT-F3D/CT) | Std. error | Conclusion | |
|---|---|---|---|---|---|---|---|---|---|
Background noise | 2.22 | 1.94 | − 0.29 | 0.045 | 2.04 | 1.80 | − 0.25 | 0.046 | xB better, p < 0.001 |
Structure resolution | 3.49 | 1.72 | − 1.77 | 0.049 | 3.18 | 1.50 | − 1.68 | 0.052 | xB better, p < 0.001 |
Artifacts severity | 2.47 | 2.11 | − 0.36 | 0.057 | 2.11 | 1.88 | − 0.23 | 0.053 | xB better, p < 0.001 |
Overall acceptance | 2.63 | 1.73 | − 0.91 | 0.054 | 2.41 | 1.54 | − 0.87 | 0.053 | xB better, p < 0.001 |