1naresh
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Lobe Tissue Normal Cognition (n = 43) MCI (n = 19) AD (n = 55)a Frontal GM 69.8 (±13.0) 57.4 (±14.7)a 53.2 (±11.0) WM 161.6 (±20.0) 140.3 (±28.1)a 135.7 (±24.3) Parietal GM 69.5 (±14.4) 59.5 (±15.5) 55.4 (±10.7) WM 167.5 (±23.2) 145.6 (±26.8)a 146.2 (±24.9) Temporal GM 82.3 (±12.8) 68.8 (±11.4)a 62.2 (±9.2) WM 144.4 (±19.3) 126.8 (±25.0)a 126.9 (±18.0) Occipital GM 80.0 (±16.4) 75.7 (±10.0) 68.3 (±9.5) WM 143.9 (±22.7) 125.0 (±24.1)a 126.9 (±18.0)
Note:—Data are represented as mean (± SD). The peak height of the histogram was determined as a measure of the frequency of appearance in the most common MTR value and reflects the amount of remaining normal brain tissue (×103).
a Differs from the group with normal cognition (P < 0.01).