TABLE 2:

Relative peak height and recovery values in and surrounding contrast-enhancing lesions

FindingGrade IIIGrade IVP Value
Relative peak height
    Contrast enhancing
        Mean1.2 ± 0.82.0 ± 0.9<.5
        Maximum2.3 ± 1.66.0 ± 3.2<.002
    T2 − enhancing
        Mean1.1 ± 0.41.2 ± 0.5>.99
        Maximum5.7 ± 2.75.8 ± 2.6>.5
Percent Recovery
    Contrast enhancing
        Mean80.4 ± 11.477.5 ± 6.7<.01
        Minimum71.1 ± 13.447.7 ± 17.6>.1
    T2 − enhancing*
        Mean83.7 ± 6.282.2 ± 4.7>.1
        Minimum56.1 ± 14.643.3 ± 18.5>.5