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Mean image noise according to dose and reconstruction method
| Site | Routine-dose 40% ASIR | Lower dose filtered back projection | Lower dose 40% ASIR | Lower dose 30% ASIR-V | Lower dose 50% ASIR-V | Lower dose 70% ASIR-V |
|---|---|---|---|---|---|---|
| Liver | 13.7 | 28.5 | 23.6 | 18.9 | 15.3 | 12.8 |
| Gluteal fat | 13.6 | 27.2 | 21.8 | 17.4 | 14.6 | 13.2 |
| Bladder | 13.4 | 28.2 | 23.1 | 19.0 | 15.1 | 12.2 |
| Total | 13.6 | 28.0 | 22.8 | 18.4 | 15.0 | 12.7 |
ASIR, adaptive statistical iterative reconstruction.
