Table 4.
Mixed Effect Model Results
| JIM TCA T1‐w |
JIM TCA PSIR |
JIM TCA T2*‐w |
SCT TCA T1‐w |
SCT TCA T2*‐w |
SCT GM T2*‐w |
JIM GM PSIR |
|
|---|---|---|---|---|---|---|---|
| Siemens (intercept) |
79.94 | 80.63 | 84.62 | 78.81 | 77.49 | 13.90 | 20.28 |
| Philips | –0.62 P = 0.0012 |
0.37 P = 0.25 |
–1.54 P < 0.0001 |
0.82 P = 0.13 |
0.26 P = 0.74 |
0.04 P = 0.81 |
0.09 P = 0.48 |
| GE | –0.56 P = 0.0039 |
–1.42 P < 0.0001 |
0.64 P = 0.016 |
–1.59 P = 0.0047 |
0.84 P = 0.28 |
0.24 P = 0.15 |
0.08 P = 0.53 |
Estimated scanner contribution to biases: Estimated intercept (corresponding to Siemens) and the bias and related P value for the other scanners are reported (in bold when < 0.05). Values of areas are in square mm.