Table 2 Genotype results.

From: Cytochrome P450-2D6 activity in people with codeine use disorder

 

CPIC grouping

Binary grouping

Genotypes

Poor metaboliser

3 (2.8%)

32 (30%)

*4/*4, *4/*6

Intermediate metaboliser

29 (27.4%)

*1/*3, *1/*4, *1/*5, *2/*3, *2/*4, *2/*5, *2/*6, *4/*9, *9/*41

Normal metaboliser

66 (62.3%)

74 (70%)

*1/*1, *1/*10, *1/*2, *1/*41, *1/*41×2, *1/*9, *2/*2, *2/*41, *2/*9

Ultrarapid metaboliser

8 (7.5%)

*1/*1 × 2, *1/*2 × 2, *1 × 2/*41, *2/*2 × 2, *2 × 3/*4

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