Table 11.

Crossover analysis of the impact of GNβ3 and COMT polymorphism on IBS risk.

GNβ3	COMT	β	Wald value	OR	P-value
CC	G/G		0.618		0.892
CC	G/A+A/A	0.082	0.026	1.085	0.873
CT+TT	G/G	0.215	0.300	1.240	0.584
CT+TT	G/A+A/A	0.621	0.372	1.860	0.542