Table 1.
Whole-body CT imaging parameters per device
| Device | No. of slices per rotation | Tube voltage (kVp) | Tube current modulation parameters | Collimation width | Rotation time (s) | Pitch |
|---|---|---|---|---|---|---|
| Revolution CT, GE | 256 | 120 | 20 (noise index) | 80 mm | 0.5 | 0.992 |
| Discovery CT750, GE | 64 | 120 | 20 (noise index) | 40 mm | 0.5 | 0.984 |
| Definition Edge, Siemens | 128 | 120 | 70 (quality reference mAs) | 38.4 mm | 0.5 | 1 |
| Definition Flash, Siemens | 128 | 120 | 70 (quality reference mAs) | 38.4 mm | 0.5 | 1 |
| SOMATOM Force, Siemens | 192 | 120 | 70 (quality reference mAs) | 57.6 mm | 0.5 | 1 |
| IQon, Philips | 128 | 120 | 12 (dose right index) | 40 mm | 0.5 | 1.171 |