Table 1 ROI analysis of the emission image. Drawn ROIs nearby the headphones location and results
From: Alternative headphones for patient noise protection and communication in PET-MR studies of the brain
| Phantom only (reference) | Phantom with headphones | Phantom with earphones | |||||
|---|---|---|---|---|---|---|---|---|
Mean (kBq/cc) | CV* (%) | Mean (kBq/cc) | CV* (%) | Deviation to reference | Mean (kBq/cc) | CV* (%) | Deviation to reference (%) | |
Ccentral ROI | 24.6 | 37 | 24.5 | 37 | 0.4 | 24.2 | 36 | 1 |
Right ROI | 27.2 | 33 | 24.7 | 35 | 10 | 27.0 | 33 | 0.7 |
Left ROI | 23.2 | 44 | 21.0 | 45 | 10 | 23.0 | 44 | 0.9 |
