Cigarette smoking and risk of dementia: a competing risk analysis Lead Investigator: Erin Abner Institution : University of Kentucky E-Mail : erin.abner@uky.edu Proposal ID : 1123 Proposal Description: 1) Aim 1. Evaluate the risk of dementia among participants with different levels of exposure to cigarette smoking using a competing risk analysis that accounts for both the risk of mortality and risk of dementia. 2) Aim 2. Evaluate neuropathological features among cases with different levels of exposure to cigarette smoke.