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Table 4 Software reliability analysis for automated ICV estimation

From: A practical guideline for intracranial volume estimation in patients with Alzheimer's disease

  AD AC
  p r MRPAD p r MRPAD
Op1 vs. FS 0.1 0.68 9.6 0.13 0.68 5.4
Op1 vs. FSL < 0.0 0.67 177 <0.01 -0.2 127
Op1 vs. SPM < 0.0 0.48 12.5 < 0.01 0.82 10.1
  1. AD: Adult With Alzheimer's Disease subject groups; AC: Adult Control subject groups. p: paired t-test p-value; r: correlation coefficient; MRPAD: Mean Related Percentage of Absolute Difference; p-value less than 0.01 was considered significant.