Table 1 A summary of the differences between the original and new prior knowledge for 2, 3 DPG.
From: Cardiac 31 P MRS analysis development: Improved fitting of 2, 3 DPG
| PARAMETER | OLD PK | NEW PK | |
|---|---|---|---|
| 2 DPG | Amplitude estimate | estimate | Fixed 3 DPGx0.8 |
| Relative Phase | FIxed 0 | Fixed 0 | |
| Line Width | estimate | 20-100 | |
| Frequency | Soft constraint | 5.01-6.01 | |
| Shape | Lorentizian | Lorentizian | |
| PARAMETER | OLD PK | NEW PK | |
| 3 DPG | Amplitude estimate | estimate | estimate |
| Relative Phase | FIxed 0 | FIxed 0 | |
| Line Width | estimate | 2 DPGx1 | |
| Frequency | Soft constraint | 6.02-6.81 | |
| Shape | Lorentizian | Lorentizian |