Table 7.

Interactions of the seven TCF7L2 SNPs with dietary patterns under additive and a dominant model of analysis

SNPs	Groups	Genotypes	N	Dietary patterns					Additive model				Dominant model
				Fruit	Meats	Dairy product	Vegetables	Grains	Passociation, GG vs GC	Passociation, GG vs CC	Passociation, GC vs CC	Overall Pinteraction	Passociation, GG + GC vs CC
rs11196205	T2DM	CC	25	3	4	7	2	9	0.877	0.614	0.683	0.222	0.629
		GC	115	15	25	20	22	33
		GG	156	22	31	37	18	48
	Control	CC	36	6	6	4	9	11	0.848	0.081	0.135		0.090
		GC	190	43	28	41	44	34
		GG	218	53	22	49	68	26
									Passociation, TT vs GT	Passociation, TT vs GG	Passociation, TG vsGG	Overall Pinteraction	Passociation, TT+ GT vs GG
rs12255372	T2DM	GG	207	29	42	46	25	65	0.769	0.944	0.781	0.126	0.810
		GT	79	11	15	13	17	23
		TT	9	0	2	5	0	2
	Control	GG	305	70	36	69	91	39	0.785	0.607	0.495		0.440
		GT	126	30	16	24	28	28
		TT	13	2	4	1	2	4
									Passociation, AA vs GA	Passociation, AA vs GG	Passociation, AG vs GG	Overall Pinteraction	Passociation, AA+ GA vs GG
rs12573128	T2DM	GG	58	7	6	17	11	17	0.301	0.207	0.647	0.237	0.360
		GA	128	15	28	27	16	42
		AA	110	18	26	20	15	31
	Control	GG	61	14	10	14	17	6	0.880	0.347	0.353		0.319
		GA	228	50	30	46	68	34
		AA	157	38	16	35	37	31
									Passociation, TT vs AT	Passociation, TT vs AA	Passociation, TA vsAA	Overall Pinteraction	Passociation, TT+ AT vs AA
rs4506565	T2DM	AA	196	27	43	43	23	60	0.930	0.650	0.549	0.033	0.490
		AT	85	12	14	16	18	25
		TT	15	1	3	5	1	5
	Control	AA	287	66	31	63	90	37	0.548	0.482	0.994		0.869
		AT	147	34	22	31	30	30
		TT	12	2	3	1	2	4
									Passociation, AA vs GA	Passociation, AA vs GG	Passociation, AG vs GG	Overall Pinteraction	Passociation, AA+ GA vs GG
rs7895340	T2DM	GG	159	22	32	37	19	49	0.869	0.794	0.882	0.267	0.830
		GA	113	15	24	20	21	33
		AA	24	3	4	7	2	8
	Control	GG	221	53	23	49	70	26	0.102	0.060	0.911		0.507
		GA	187	43	27	41	42	34
		AA	35	6	5	4	9	11
									Passociation, TT vs CT	Passociation, TT vs CC	Passociation, TC vs CC	Overall Pinteraction	Passociation, TT+ CT vs CC
rs7901695	T2DM	CC	14	1	3	4	1	5	0.481	0.607	0.886	0.072	0.680
		CT	82	12	13	15	17	25
		TT	200	27	44	45	24	60
	Control	CC	12	2	3	1	2	4	0.933	0.490	0.534		0.498
		CT	145	33	22	31	31	28
		TT	289	67	31	63	89	39
									Passociation, TT vs CT	Passociation, TT vs CC	Passociation, TC vs CC	Overall Pinteraction	Passociation, TT+ CT vs CC
rs7903146	T2DM	CC	197	27	43	43	23	61	0.961	0.700	0.649	0.031	0.591
		CT	83	12	14	15	18	24
		TT	16	1	3	6	1	5
	Control	CC	287	66	31	63	90	37	0.548	0.481	0.994		0.869
		CT	147	34	22	31	30	30
		TT	12	2	3	1	2	4

Abbreviations: SNP, single-nucleotide polymorphism; T2DM, type 2 dietary mellitus.