Table 1 Scanners and scanning protocol used for non-dust-exposed subjects and dust-exposed subjects
From: Quantitative CT-based structural alterations of segmental airways in cement dust-exposed subjects
| Â | Non-dust-exposed subjects | Dust-exposed subjects |
|---|---|---|
Institution | CNUH | KNUH |
Scanner make | Siemens Definition Flash 128 slices | Siemens Definition AS 64 slices |
Scan type | Spiral | Spiral |
Rotation time(s) | 0.5 | 0.5 |
Detector configuration | 128 × 0.6 mm | 64 × 0.6 mm |
Pitch | 1 | 1 |
Peak kilovoltage, kVp | 120 | 140 |
mAs | 110, Effective | 100, Effective |
Dose modulation | Care dose OFF | Care dose OFF |
Reconstruction algorithm | B35f | B30f |
Thickness (mm) | 1 | 0.6 |
Iterative reconstruction | No selection | No selection |