Figure 2

Correlation curve between T1 at 3T and T2* at 1.5T. The whole data were best fitted by a quadratic curve with r=0.95. Red lines delimitate true positives (TP), true negatives (TN), false positives (FP) and false negatives (FN) based on a T1 cutpoint of 1130 ms for the prediction of a T2* < 20 ms.