Table 3. TNF-alpha genotypes found in subjects from an endemic area according to clinical form.

	Cardiac form		Indeterminate form		p value (X2)
Genotype	N	%	N	%
TNF-238AA	10	25.6	8	22.2
TNF-238GA	6	15.4	11	30.5	p = 0.28
TNF-238GG	23	59.0	17	47.3
TOTAL	39	100.0	36	100.0
TNF-308AA	4	6.1	2	3.8
TNF-308GA	21	31.8	14	26.4	p = 0.64
TNF-308GG	41	62.1	37	69.8
TOTAL	66	100.0	53	100.0