Table 2.

Analysis of differences in hepatic BPA glucuronidation activities associated with liver donor demographics and UGT genotypes.

			BPA glucuronidation rate (nmoles/min/mg protein)
Variable	Group	n	Median	Interquartile range	P value
Gender	Male	35	2.4	1.2 – 3.8	0.11a
	Female	11	1.8	0.6 – 3.1
Drinks (per week)	<14	27	1.8	0.8 – 3.6	0.46a
	14 or more	12	2.3	1.7 – 2.8
Smoking	Yes	15	2.0	1.1 – 3.1	0.70a
	No	25	2.3	1.0 – 3.7
UGT1A1*28	*1/*1	21	2.6	1.5 – 4.0	0.51b
	*1/*28	13	1.6	0.9 – 3.5
	*28/*28	6	2.4	1.2 – 3.5
UGT1A9*22	*1/*1	16	2.4	1.2 – 3.5	0.012b
	*1/*22	18	1.7	1.0 – 2.8
	*22/*22	6	4.4	3.2 – 4.8
UGT2B15*2	*1/*1	8	3.1	2.4 – 5.2	0.23b
	*1/*2	25	1.8	0.9 – 3.4
	*2/*2	13	2.0	1.2 – 3.0

^aRank sum test

^bKruskal-Wallis one way analysis of variance on ranks.