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. Author manuscript; available in PMC: 2010 Jul 26.
Published in final edited form as: Pharmacogenet Genomics. 2008 Jan;18(1):67–75. doi: 10.1097/FPC.0b013e3282f3606e

Figure 4. Individuals with the CYP2A6*23 allele trended to having a lower likelihood of being current smokers.

Figure 4

The allele frequency of CYP2A6*23 was calculated from the 280 genotyped individuals in the study, including 143 nonsmokers and 137 smokers.