Table 2.

Predicted phenotype summary for 22 study participants, broken down by ethnicity (E = European (n = 18), M = Māori (n = 4)).

Gene	Normal metabolizers (NMs)	Intermediate metabolizers (IMs)	Poor metabolizers (PMs)	Rapid metabolizers (RMs)	Ultra-rapid metabolizers (UMs)
CYP2D6	E = 8 (44%) M = 3 (75%)	E = 7 (39%) M = 1 (25%)	E = 3 (17%) M = 0		E = 0 M = 0
CYP2C19	E = 6 (33%) M = 1 (25%)	E = 6 (33%) M = 1 (25%)	E = 0 M = 1 (25%)	E = 3 (17%) M = 1 (25%)	E = 3 (17%) M = 0
CYP2C9	E = 14 (78%) M = 3 (75%)	E = 4 (22%) M = 1 (25%)	E = 0 M = 0