Table 2.

Polymorphism allele frequencies.

SLC11A1 Promoter Allele	Ulcerative Colitis		Indeterminate Colitis		Ileocolic Crohn's Disease (L1)		Colonic Crohn's Disease (L2/3)		Controls
	N	%	N	%	N	%	N	%	N	%
1	0	0	0	0	0	0	0	0	2	1
2	40	21	19	21	28	29	44	25	42	23
3	152	79	71	79	68	71	132	75	136	76
Total	192		90		96		176		180
D2S434 Allele	N	%	N	%	N	%	N	%	N	%
3	23	30	22	24	22	25	48	12	25	14
4	53	29	23	26	23	26	46	27	52	30
5	43	30	23	27	24	26	48	22	47	27
6	23	19	17	9	8	19	30	12	30	17
Pooled(a)	16	14	5	12	11	6	22	8	20	11
Total	158		90		88		194		174
D2S1323 Allele	N	%	N	%	N	%	N	%	N	%
1	78	78	28	70	39	72	83	67	54	59
2	22	22	12	30	15	28	41	33	38	41
Total	100		40		54		124		92

(a) Pooled alleles with frequency <5%