Table 1.
Scanning details and image reconstruction for scanning with standard dose (SD) and low dose (LD).
| SD | LD | |
|---|---|---|
| Scan increment (in mm) | 40.0 | |
| Cycle time (in s) | 2.4 | |
| Number of circles | 1 | |
| Rotation time (in s) | 0.75 | |
| Average scan time (in s) | 2.4 | |
| Axial pixel spacing (in mm2) | 0.39 × 0.39 | |
| Tube voltage (in kVp) | 120 | 120 |
| Tube current (in mA) | 40 | 20–30 |
| Exposure (in mAs) | 30 | 15–20 |
| Slice thickness (axial, in mm) | 1 | |
| Image reconstruction | IMR3 | |
| Voxel resolution | Restricted with respect to the fixed collimator width of the detector pixel | |