The TNFA -857C/T Polymorphism: Association with Rheumatoid Arthritis and Anti-CCP Levels in a Mexican Population

Table 2

Association of the TNFA -857C/T polymorphism in RA patients compared to controls.

Genetic model	Genotype	Frequencies		OR	95% CI
		RA ()	Controls ()
Co	CC	166	166	1.0000	—	—
	CT	58	64	0.9063	(0.5980-1.3735)	0.642
	TT	9	7	1.2857	(0.4683-3.5302	0.625
Do	CC	147	166	0.9437	(0.6344-1.4038)	0.884
	CT+TT	61	71
Re	CC+CT	224	230	1.3202	(0.4834-3.6056)	0.587
	TT	9	7
Additive	C	390	396	1.3055	(0.814-3.5402)	0.952
	T	76	78

RA: rheumatoid arthritis; CI: confidence interval; OR: odds ratio; Co: codominant; Do: dominant; Re: recessive.