Table 3 haplotype block and haplotype‐based association analysis in the genomic region covering the TNFα locus.

Haplotype block		Haplotype frequency		χ2	p Value
Haplotype	Sequence	AS	Control
A	ATCACCG	0.18	0.21	0.28	0.60
B	GATCT*TC	0.22	0.12	6.59	0.010
C	AATCCCC	0.09	0.11	0.55	0.46
D	AATCCTC	0.09	0.08	0.41	0.52
E	ATCACCC	0.06	0.09	0.13	0.71
F	GATCCTC	0.07	0.08	0.87	0.35
G	AATCTTC	0.04	0.03	0.36	0.55

*–850T Allele.

Haplotypes A–G include seven SNPs spanning a 58‐kb region.

Significant p values are in bold.