Table 3:

CNRlesion/parenchyma, CNRwhite matter/gray matter, and CRlesion/parenchyma and image quality of postcontrast wave-T1-SPACE and standard SPACE

Wave-T1-SPACEStandard SPACEP Valuea
CNR (n = 21) (mean)
    Lesion/parenchyma23.03 (SD, 3.63)53.74 (SD, 8.15)<.001
    White matter/gray matter2.86 (SD, 0.47)−0.99 (SD, 0.40)<.001
CR, lesion/parenchyma (n = 21)63.42 (SD, 8.68)99.75 (SD, 10.88)<.001
Overall image quality (mean)4.27 (SD, 0.49)4.98 (SD, 0.13)<.001
    Grade V16 (28.6)b55 (98.2)b
    Grade IV39 (69.6)b1 (0.18)b
    Grade III1 (1.78)b0 (0)b
    Grade II0 (0)b0 (0)b
    Grade I0 (0)b0 (0)b

  • ↵a P values derived from the Wilcoxon signed-rank test.

  • ↵b Data are number of patients, and data in parentheses are percentages.