Table 3

Distribution of genotypes and imputed phenotypes in the Minnesota Cancer Prevention Research Unit Polyp Study

NAT2 genotype and phenotypeFrequency%
Fast 6.2
4/4865.7
4/12A,B70.5
Intermediate 36.2
4/5A231.5
4/5B,C31420.6
4/6A,B17211.3
4/7A,B231.5
14A,B/12A,B20.1
5B,C/12A,B130.9
6A,B/12A,B40.3
Slow 57.7
14A,B/5B,C20.1
14A,B/6A,B10.1
5A/5A10.1
5A/5B,C402.6
5A/6A,B302.0
5A/7A,B30.2
5B,C/5B,C26017.1
5B,C/6A,B34422.6
5B,C/7A,B432.8
6A,B/6A,B1328.7
6A,B/7A,B181.2
7A,B/7A,B30.2