Characteristic
|
Univariate r
|
Multivariate beta
|
Multivariate beta, final model
|
Global R2
|
---|
Derivation cohort (n = 200)
| | | |
0.26 (p < 0.001)
|
Hematocrit (%)
|
−0.37 (p < 0.001)
|
0.00 (p = 0.98)
| | |
Mean blood R1 (ms-1)
|
−0.45 (p < 0.001)
|
−0.28 (p = 0.003)
|
−0.28 (p = 0.001)
| |
Mean blood R1* (ms-1)
|
−0.45 (p < 0.001)
|
−0.28 (p = 0.002)
|
−0.28 (p = 0.001)
| |
Septal wall thickness (mm)
|
0.07 (p = 0.33)
|
-
|
-
| |
Validation cohort (n = 200)
|
Hematocrit (%)
|
−0.39 (p < 0.001)
| | | |
Mean blood R1 (ms-1)
|
−0.49 (p < 0.001)
| | | |
Mean blood R1* (ms-1)
|
−0.44 (p < 0.001)
| | | |
Septal wall thickness (mm)
|
0.07 (p = 0.32)
|
-
|
-
| |
- All blood measurements correlated with myocardial T1, however hematocrit was not significant in multivariate regression analysis, and therefore not included in the final model.