Shell Regions (n = 15)
| Measure | Superior turbinates | Middle turbinates | Eye | Muscle | Shell |
| Number of voxels in ROIs | 315 | 1,160 | 360 | 216 | 181,621 ± 23,086 |
| Number of positive voxels | 74.7 ± 61.7 | 264.9 ± 194.4 | 15.4 ± 13.2 | 5.62 ± 5.08 | 7,139.0 ± 3,520.8 |
| ROI positive voxel density (%) | 23.7 ± 20.1 | 22.8 ± 15.9 | 4.3 ± 3.6* | 2.6 ± 2.3* | 3.9 ± 2.0* |
| Tracer concentration (SUVmean, 35–80 min) | 1.27 ± 0.25 | 1.12 ± 0.23* | 0.71 ± 0.58* | 0.86 ± 0.51* | 1.09 ± 0.11* |
↵* Different from superior turbinate, Wilcoxon signed-rank test, P < 0.02.
Values are mean ± SD.