From: Standardizing SPECT/CT dosimetry following radioembolization with yttrium-90 microspheres
Tested variable (Units) | Analysis method | Analysis result |
---|---|---|
1. Volumes (%) | \(max(\frac{Nominal-CT}{CT},\frac{CT-Nominal}{Nominal})\) | Volume bias |
2. Interpolations (Distance) | Chi-square histogram | Interpolation bias |
3. Self-calibrations | Linear regression, boxplots | Dose %s, dose difference |
4. Mass densities | Linear regression slopes | Dose %s |
5. Mass density means (Gy) | Bland Altman | 95% CIs |
6. Mass density DVH (Gy) | Bland Altman | 95% CIs |
7. NC vs. LDM methods (Gy) | Boxplots | Dose difference |
8. Correction means (Gy) | Boxplots | Dose difference |