S100A6 and atrial fibrillation: 2010) were low among AF and normal‐high among Caucasians; CRP was high among AF and Caucasians (http://lsplinks.net/QUESTCRP); and endothelin (http://lsplinks.net/ALPCOBig) and PRA (Brossaud and Corcuff 2009) were normal among AF and Caucasians.