Table 2:

CT values of hyperdense areas in the Sylvian vallecula*

GroupsCT Values (HU)
No.MeanSDRange (Min-Max)
Pseudo-SAH(+)1837.63.330.0–42.0
CPA-SAH1456.67.841.0–67.0
SAH2353.75.142.0–60.0
  • Note:—No. indicates number of hemispheres; Min, minimum; Max, maximum.

  • * ANOVA, P < .0001.

  • P < .0001, as compared with the other 2 groups (Bonferroni post hoc test).