Table 4.

Allele frequencies

Locus	Allele	Frequency	Standard Error	95% CI
MRP2 (C-24T)	C	0.7743	0.0265	0.7168–0.8230
	T	0.2257	0.0265	0.1770–0.2832
MRP2 (Val417Ile)	A	0.1416	0.0238	0.0973–0.1903
	G	0.8584	0.0238	0.8097–0.9027
MRP2 (Ile1324Ile)	C	0.8009	0.0277	0.7434–0.8540
	T	0.1991	0.0277	0.1460–0.2566
GSTP1 (Ile105Val)	A	0.7965	0.0263	0.7434–0.8451
	G	0.2035	0.0263	0.1549–0.2566