Honig et al1 reported an association between stroke and subsequent onset of Alzheimer disease (AD) in the Washington Heights-Inwood Columbia Aging Project (hazard ratio, 1.83; 95% confidence interval, 1.14-2.95). Data from the Cache County Study2 may support these findings.
Hayden KM, Pieper CF, Welsh-Bohmer KA, Breitner JCS, Norton MC, Munger R. Self- or Proxy-Reported Stroke and the Risk of Alzheimer Disease. Arch Neurol. 2004;61(6):982. doi:10.1001/archneur.61.6.982