Risk ratios of AF by alcohol intake (g/day) in prospective studies. FHS: Framingham Heart Study, Djousse, 200412; DDCS: Danish Diet, Cancer and Health Study, Frost 200413; CCHS: Copenhagen City Heart Study, Mukamal 200514; CHS: Cardiovascular Health Study, Mukamal 200715; WHI: Women’s Health Study, Conen 200816.