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. Author manuscript; available in PMC: 2016 Jan 31.
Published in final edited form as: Ann Epidemiol. 2014 Nov 28;25(2):71–76.e1. doi: 10.1016/j.annepidem.2014.11.024

Fig. 2.

Fig. 2

Age- and sex-adjusted AF incidence rate ratios. The incidence rate ratio provides a relative measure of AF IRs using NHWs as the reference groupdshowing that AF incidence is roughly halved among NHBs and Hispanics compared with NHWs; Chinese have about one-third the rate of incident AF events as NHWs.