*Department of Psychiatry, University of Oxford, England, United Kingdom;
†Division of Population Medicine, PRIME Centre Wales, Cardiff University, Cardiff, Wales, United Kingdom;
‡Hywel Dda Health Board, Cardiff, Wales, United Kingdom; and
§Cwm Taf University Health Board, Cardiff, Wales, United Kingdom.
Corresponding Author: Angela Watkins, Division of Population Medicine, PRIME Centre Wales, Cardiff University, Cardiff CF14 4YS ([email protected]).
The authors report no conflicts of interest.
The idea was suggested by PCE; the Caerphilly Study was led by PCE and J. Gallacher. L. Heslop collected many of the survey data; the cognitive assessments and the diagnoses were by J. Gallacher; and A. Bayer, J. Pickering, and J. Gallacher conducted statistical analyses; and L. Heslop, G. Morgan, and A. Watkins helped write the report.