Recovery and Linearity of SBRSPECT Calculated for 7 ROIs
| SBRtrue | ||||||
| ROI | 2.01 | 3.03 | 5.03 | 7.08 | Average | Linearity R2 |
| ROImax | 87.1% | 67.1% | 74.5% | 72.4% | 75.3% ± 7.3%* | 0.95 |
| ROICT2 | 50.0% | 47.5% | 46.8% | 47.1% | 47.8% ± 1.3%† | 0.96 |
| ROICT3 | 49.0% | 45.9% | 45.8% | 46.1% | 46.7% ± 1.3% | 0.96 |
| ROISP2 | 47.6% | 43.0% | 32.1% | 32.9% | 38.9% ± 6.6% | 0.97 |
| ROISP3 | 44.1% | 42.2% | 29.4% | 31.3% | 36.7% ± 6.5% | 0.95 |
| ROIBX2 | 25.2% | 21.8% | 20.1% | 19.3% | 21.6% ± 2.3% | 0.99 |
| ROIBX3 | 22.5% | 19.2% | 18.2% | 17.2% | 19.3% ± 2.0% | 0.99 |