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Publisher's Note: Error in Results

Posted by PLOS_ONE_Group on 14 Jul 2011 at 23:30 GMT

95%CI 
http://plosone.org/article/info:doi/10.1371/journal.pone.0017902#article1.body1.sec3.sec2.p1

The percentage in the last sentence of the first paragraph in the Results section is incorrect. The correct annual rate of dementia was 10.9 per thousand rather than per hundred. The corrected sentence is: ““The average annual rate of dementia in this cohort was 10.9‰ (95%CI=10.3–11.5).”

No competing interests declared.