Table 2

NAT2 genotype in 275 patients with colorectal caner and 343 controls. Alleles NAT2^*4, NAT2^*5^{(A, B, and C)}, NAT2^*6B, and NAT2^*7A correspond to alleles desribed in table 1

Genotype	Predicted phenotype	Cancers	Controls
NAT2^4/^4	Fast	14	25
NAT2^4/^5	Intermediate	53	63
NAT2^4/^6B	Intermediate	31	50
NAT2^4/^7A	Intermediate	2	2
NAT2^5/^5	Slow	60	71
NAT2^5/^6B	Slow	80	98
NAT2^5/^7A	Slow	6	9
NAT2^6B/^6B	Slow	27	20
NAT2^6B/^7A	Slow	2	5
NAT2^7A/^7A	Slow	0	0