Table 4.

Semiquantitative neuritic plaque and neurofibrillary tangle scores (percentages) in the cerebral cortex of patients with autopsy-confirmed AD only (n = 74) and those with Lewy body variant of AD (LBV) (n = 27)

Frontal lobeTemporal lobeParietal lobe
ADLBVADLBVADLBV
Percentages may not sum to 100 because of rounding.
p Values are based on Wilcoxon two-sample test with correction for continuity.
Neurofibrillary tangles
None8303221026
Sparse224117412052
Moderate311923192611
Frequent391158194411
p Value0.00020.00010.0001
Neuritic plaques
Sparse0430011
Moderate162210332026
Frequent847487678063
p Value0.250.030.06