Table 3 Results of voxel-based analysis for each TR compared to the RR (p values stated as 0 are p values below that calculable by R)
mAs | kVp | Pitch | Reconstruction | CTDI | % Voxels >QSD | Maximum voxel difference | Mean voxel difference | p value |
|---|---|---|---|---|---|---|---|---|
15 | 80 | 0.671 | FBP | 0.3 | 0.93% | 23.03% | 0.45% | 0.00E+00 |
15 | 80 | 0.671 | IR | 0.3 | 5.96% | 67.19% | 1.43% | 0.00E+00 |
15 | 80 | 0.828 | FBP | 0.3 | 0.31% | 21.08% | 0.35% | 0.00E+00 |
15 | 80 | 0.828 | IR | 0.3 | 4.98% | 56.79% | 1.18% | 0.00E+00 |
15 | 100 | 0.671 | FBP | 0.6 | 0.05% | 15.40% | 0.23% | 0.00E+00 |
15 | 100 | 0.671 | IR | 0.6 | 1.22% | 31.48% | 0.56% | 0.00E+00 |
15 | 100 | 0.828 | FBP | 0.6 | 0.07% | 16.09% | 0.23% | 0.00E+00 |
15 | 100 | 0.828 | IR | 0.6 | 1.05% | 29.29% | 0.52% | 0.00E+00 |
15 | 120 | 0.671 | FBP | 1 | 0.00% | 5.85% | 0.13% | 0.00E+00 |
15 | 120 | 0.671 | IR | 1 | 0.00% | 7.03% | 0.14% | 0.00E+00 |
15 | 120 | 0.828 | FBP | 1 | 0.00% | 7.35% | 0.14% | 0.00E+00 |
15 | 120 | 0.828 | IR | 1 | 0.00% | 6.38% | 0.11% | 0.00E+00 |
25 | 80 | 0.671 | FBP | 0.5 | 0.10% | 14.62% | 0.23% | 0.00E+00 |
25 | 80 | 0.671 | IR | 0.5 | 3.24% | 41.31% | 0.88% | 0.00E+00 |
25 | 80 | 0.828 | FBP | 0.5 | 0.05% | 13.89% | 0.20% | 0.00E+00 |
25 | 80 | 0.828 | IR | 0.5 | 2.08% | 38.10% | 0.73% | 0.00E+00 |
25 | 100 | 0.671 | FBP | 1 | 0.00% | 6.91% | 0.12% | 0.00E+00 |
25 | 100 | 0.671 | IR | 1 | 0.19% | 14.54% | 0.28% | 0.00E+00 |
25 | 100 | 0.828 | FBP | 1 | 0.00% | 7.43% | 0.12% | 0.00E+00 |
25 | 100 | 0.828 | IR | 1 | 0.09% | 14.38% | 0.27% | 0.00E+00 |
25 | 120 | 0.671 | FBP | 1.6 | 0.00% | 4.06% | 0.10% | 0.00E+00 |
25 | 120 | 0.671 | IR | 1.6 | 0.00% | 4.06% | 0.08% | 0.00E+00 |
25 | 120 | 0.828 | FBP | 1.6 | 0.00% | 7.72% | 0.09% | 0.00E+00 |
25 | 120 | 0.828 | IR | 1.6 | 0.00% | 7.19% | 0.07% | 0.00E+00 |
40 | 80 | 0.671 | FBP | 0.8 | 0.01% | 11.50% | 0.17% | 0.00E+00 |
40 | 80 | 0.671 | IR | 0.8 | 1.22% | 28.15% | 0.55% | 0.00E+00 |
40 | 80 | 0.828 | FBP | 0.8 | 0.00% | 10.28% | 0.16% | 0.00E+00 |
40 | 80 | 0.828 | IR | 0.8 | 0.96% | 22.87% | 0.45% | 0.00E+00 |
40 | 100 | 0.671 | FBP | 1.6 | 0.00% | 4.43% | 0.09% | 0.00E+00 |
40 | 100 | 0.671 | IR | 1.6 | 0.00% | 8.00% | 0.15% | 0.00E+00 |
40 | 100 | 0.828 | FBP | 1.6 | 0.00% | 4.10% | 0.08% | 0.00E+00 |
40 | 100 | 0.828 | IR | 1.6 | 0.00% | 6.22% | 0.12% | 0.00E+00 |
40 | 120 | 0.671 | FBP | 2.6 | 0.00% | 4.59% | 0.06% | 0.00E+00 |
40 | 120 | 0.671 | IR | 2.6 | 0.00% | 4.59% | 0.05% | 0.00E+00 |
40 | 120 | 0.828 | FBP | 2.6 | 0.00% | 4.79% | 0.06% | 0.00E+00 |
40 | 120 | 0.828 | IR | 2.6 | 0.00% | 6.30% | 0.12% | 0.00E+00 |
50 | 80 | 0.671 | FBP | 0.9 | 0.10% | 13.61% | 0.20% | 0.00E+00 |
50 | 80 | 0.671 | IR | 0.9 | 1.13% | 21.73% | 0.50% | 0.00E+00 |
50 | 80 | 0.828 | FBP | 0.9 | 0.03% | 14.10% | 0.19% | 0.00E+00 |
50 | 80 | 0.828 | IR | 0.9 | 0.86% | 18.32% | 0.42% | 0.00E+00 |
50 | 100 | 0.671 | FBP | 2 | 0.00% | 4.59% | 0.07% | 2.94E-120 |
50 | 100 | 0.671 | IR | 2 | 0.00% | 6.95% | 0.11% | 0.00E+00 |
50 | 100 | 0.828 | FBP | 2 | 0.00% | 6.54% | 0.11% | 0.00E+00 |
50 | 100 | 0.828 | IR | 2 | 0.00% | 7.07% | 0.18% | 0.00E+00 |
50 | 120 | 0.671 | FBP | 3.3 | 0.00% | 5.93% | 0.12% | 0.00E+00 |
50 | 120 | 0.671 | IR | 3.3 | 0.00% | 3.13% | 0.04% | 0.00E+00 |
50 | 120 | 0.828 | FBP | 3.3 | 0.00% | 1.58% | 0.03% | 0.00E+00 |
50 | 120 | 0.828 | IR | 3.3 | NA | NA | NA | NA |