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Table 4 Fractional volume scores for the hippocampus and the whole brain at bl and month 12, and the volume loss

From: Brain region’s relative proximity as marker for Alzheimer’s disease based on structural MRI

Group Time point Whole brain Hippocampus
   volume fraction (cm3) volume fraction (cm3)
NC bl 0.6139 (±0.0451) 0.0045 (±6.6958e-004)
n=170 month 12 0.6087 (±0.0465) 0.0044 (±7.0889e-004)
  delta 0.0050 (±0.0146) 9.7840e-005 (±3.1796e-004)
MCI bl 0.5908 (±0.0398) 0.0038 (±6.7920e-004)
n=240 month12 0.5815 (±0.0422) 0.0037 (±6.8807e-004)
  delta 0.0084 (±0.0155) 1.4248e-004 (±2.5027e-004)
AD bl 0.5769 (±0.0410) 0.0035 (±6.2344e-004)
n=114 month12 0.5666 (±0.0402) 0.0033 (±5.9287e-004)
  delta 0.0106 (±0.0136) 1.6425e-004 (±2.6376e-004)
  1. All scores were normalized by the intracranial volume. NC had the larges volume scores and AD had the largest volume loss.