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. Author manuscript; available in PMC: 2015 Jan 1.
Published in final edited form as: Addiction. 2013 Nov 11;109(1):128–137. doi: 10.1111/add.12353

Figure 2.

Figure 2

Effect of nicotine replacement therapy (NRT) on smoking relapse differs in fast vs. slow nicotine metabolizers defined by CYP2A6 genotype a

There is a significant interaction between NRT and CYP2A6 (interaction effect size=1.82, 95%CI=1.07-3.10, p=0.028).

NRT: Nicotine Replacement Therapy

a Time to relapse over 90 days. b The group with NRT includes all treatment arms with NRT (the NRT arms and the arm receiving both NRT and bupropion. c The group without NRT includes all treatment arms without NRT (the placebo arm and the arm receiving bupropion alone).