Table 5:

White matter SNR and lesion-white matter CNR

VariableSAG FLAIR (n = 35 Exams)AX SPGR (n = 34 Exams)
AcquisitionaDifferenceAcquisitionaDifference
CS-SENSEConventionalValueb(95% CI)P ValueCS-SENSEConventionalValueb(95% CI)P Value
White matter SNR68 (62–89)59 (51–75)8.6(−0.2–17.8).06243 (34–69)43 (28–69)0.3(−10.9–13.7).75
Lesion-white matter CNR68 (49–81)60 (44–78)8.6(−2.4–17.4).08315 (9–32)12 (6–24)3.3(−3.2–8.8).31
  • Note:—SAG indicates sagittal; AX, axial.

  • a Values are median (interquartile range).

  • b Values are the difference in medians of the two acquisitions.