Table 2 Mean in vivo PCr SNR (mean ± SD) from quantifiable voxels in individual subjects using OXSA-AMARES Eq. 3. With matched voxel size and acquisition resolution, PETALUTE outperforms weighted MRSI acquisition in measured SNR by 34% (p < 0.001).
PETALUTE | Weighted MRSI | |
---|---|---|
Subject 1 | 10.50 (± 3.49) | 8.51 (± 2.66) |
Subject 2 | 11.26 (± 4.32) | 7.37 (± 1.97) |
Subject 3 | 13.21 (± 4.75) | 10.54 (± 3.88) |
Subject 4 | 12.99 (± 4.83) | 9.24 (± 3.35) |
Subject 5 | 11.78 (± 4.42) | 9.11 (± 2.79) |
Total quantified voxels | 1070 | 947 |
Mean CRLB | 2.18% | 2.56% |
Overall Leg PCr SNR | 11.95 (± 4.39) | 8.95 (± 3.00) |