Table 2.

Demographic and clinical characteristics of patients with AD only and those with the Lewy body variant of AD (LBV)

CharacteristicNo. cases with data available, AD:LBVAD (n = 74), %LBV (n = 27), %p Value
Percentages may not total 100 because of rounding.
* Characteristic dichotomized for presentation; p value based on Wilcoxon two-sample test used on continuous characteristic.
p Value based on Fisher’s exact test.
CDR = Clinical Dementia Rating.
Age at entry ≥75 y74 :2741370.42*
Education ≥12 y74 :2787780.69*
Male sex74 :2764520.34
At least two extrapyramidal signs57 :1816440.02
Rigidity59 :1917320.20
Bradykinesia59 :2019500.01
Parkinsonian posture57 :1919370.13
Severity of disease at last visit0.11*
Mild (CDR 1)16 :32211
Moderate (CDR 2)33 :104537
Severe (CDR 3)21 :132848
Profound/terminal (CDR 4/5)4 :164