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Table 1 Characteristics of AD and VaD patients and controls

From: Lack of association between PRNP 1368 polymorphism and Alzheimer's disease or vascular dementia

 

Control

AD

P valuea

VaD

P valuea

Number of subjects

268

152

 

192

 

Gender

     

   Male, n (%)

118 (44.0%)

51 (33.55%)

0.014

100 (52.1%)

0.090

   Female, n (%)

150 (56.0%)

101 (66.45%)

 

92 (47.9%)

 

Mean age at disease onset (years ± SD)

-

73.48 ± 8.00

0.006

71.95 ± 8.92

0.348

Mean age at blood collection (years ± SD)

71.17 ± 8.68

-

 

-

 
  1. aBased on the difference between controls and AD or VaD patients