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. Author manuscript; available in PMC: 2018 Jan 1.
Published in final edited form as: Interv Cardiol Clin. 2017 Jan;6(1):141–149. doi: 10.1016/j.iccl.2016.08.010

Table 2. Prevalence of CYP2C19 phenotypes by race.

Race Phenotype
PMs IMs RMs or UMs
White 2% 25% 40%
Black 4% 30% 45%
Asian 14% 50% <5%

PMs, Poor metabolizers; IMs, intermediate metabolizers; RMs, rapid metabolizers; UMs, ultra-rapid metabolizers