Table 1.
Information and results of the linear regression between QSM and [Fe] from different studies.
| QSM vs Iron studies | ||||||
|---|---|---|---|---|---|---|
|
| ||||||
| R 2 | Slope (ppb/[Fe]) | Intercept (ppb) | Iron Estimation Method | Field Strength (T) | Sample | Refs. |
|
| ||||||
| 0.84 | 0.89 | −22 | ICP-MS | 3 | 7 postmortem (in situ) | Langkammer et al. (2012) |
| 0.76 | 0.80 | 10.8 | XRF | 3 | 1 postmortem (frozen)* | Zheng et al. (2013) |
| 0.99 | 1.11 | −32.36 | ICP-MS | 3 | Ferritin (phantom) | Zheng et al. (2013) |
| 0.86 | 0.71 | −16 | ICP-MS | 3 | 3 postmortem (in situ) | Barbosa (2017) |
| 0.99 | 1.31 | 38 | ICP-MS | 3 | Ferritin (phantom) | Barbosa (2017) |
| 0.40 | 1.03 | 3.8 | Colorimetry | 7 | 6 postmortem (in situ) | Hametner et al. (2018) |
| 0.70 | 0.81 | 68.8 | ICP-MS | 7 | 15 postmortem (in situ) | This paper |
*
Multiple Sclerosis patient’s brain.