TABLE 2

Regression analysis of the association between CYP2C19 genotype and plasma bupropion or its metabolites AUC after adjusting for CYP2B6 genotype (study 1)

BUP AUC24 (r2 = 0.151)OH-BUP AUC24 (r2 = 0.313)EB AUC24 (r2 = 0.333)TB AUC24 (r2 = 0.317)
B (95% CI)PB (95% CI)PB (95% CI)PB (95% CI)P
CYP2C19 *2134 (26, 243)0.016*1080 (-11023, 263)0.323284 (135, 433)0.001*1955 (875, 3035)0.001*
CYP2C19 *17−24 (-137, 88)0.6641468 (-8093, 744)0.200−36 (-191, 120)0.646−493 (-1620, 633)0.381
CYP2B6 NM>IM>SM−13 (-90, 64)0.733−3144 (-4688, -1600)0.001*−103 (-208, 3)0.06−630 (-1394, 134)0.103
  • AUC24, AUC for 24 hours; CI, confidence interval; IM, intermediate metabolizers; NM, normal metabolizers; SM, Slow metabolizers (Zhu et al., 2012; Benowitz et al., 2013).

  • * Indicates statistical significance.