Parameter | 2D FBP and 2D OSEM | 2D FBP and 3D FBP | 2D OSEM and 3D OSEM | 3D FBP and 3D OSEM | 2D FBP and 3D OSEM | 2D OSEM and 3D FBP |
---|---|---|---|---|---|---|
Slope (Ki > threshold) | 1.01 (0.02) | 1.00 (0.06) | 1.01 (0.05) | 1.02 (0.01) | 1.02 (0.06) | 0.98 (0.05) |
Intercept (Ki > threshold) | −0.001 | −0.000 | 0.000 | −0.001 | −0.002 | 0.002 |
(0.001) | (0.002) | (0.001) | (0.001) | (0.002) | (0.001) | |
Correlation (r2; all Ki) | 0.99 (0.00) | 0.97 (0.01) | 0.98 (0.01) | 0.99 (0.00) | 0.97 (0.01) | 0.98 (0.01) |
Correlation (r2; Ki > threshold) | 1.000 | 0.991 | 0.992 | 0.999 | 0.990 | 0.992 |
(0.001) | (0.004) | (0.004) | (0.001) | (0.004) | (0.004) | |
Difference (Ki > threshold) | −0.0010 | −0.0003 | 0.0007 | −0.0006 | −0.0004 | 0.0013 |
(0.0005) | (0.0011) | (0.0011) | (0.0007) | (0.0012) | (0.0013) |
Data are mean and, in parentheses, SD. Threshold was chosen individually for each patient to include mainly voxels in myocardium.