Table 2:

Mean PSRs grouped by DSC-MRI acquisition method

MRI Methoda (Inj1, Inj2)Tumor CharacteristicsMean PSR (% ± SEM)
1st Injection2nd Injection
No.GIIIGIVNewRecTumorNormalTumorNormal
A, D7161691 ± 1096 ± 581 ± 1096 ± 8
B, D51405217 ± 32103 ± 1476 ± 878 ± 4
C, D105573372 ± 12295 ± 279 ± 880 ± 2
  • Note:—SEM indicates standard error of the mean; Inj1, injection 1; Inj2, injection 2; GIII, grade III gliomas; GIV, grade IV gliomas; New, treatment-naïve or residual postoperative; Rec, recurrent (after conventional chemoradiation).

  • a MRI methods refer to first-injection and second-injection acquisition techniques for each patient (Table 1).