Table 2. Odds ratios (ORs) and 95 % confidence intervals (CIs) of haplotypes of the BTNL2 gene.

rs4424066a	rs3817963b	Haplotype frequency (%)		OR (95 % CI)c	pd
		Cases (n = 486)	Controls (n = 943)
G	G	13.0	17.4	1.00 (reference)
G	A	16.5	16.4	1.40 (1.05–1.85)	0.93
A	A	70.5	65.9	1.47 (1.17–1.85)	0.01

^aPerfect proxy (r² = 1.0) of rs2076530 in Hapmap YRI

^bPerfect proxy (r² = 1.0) of rs9268480 in Hapmap YRI

^cAdjusted for % of African ancestry, age, and region of residence

^dp value for difference of haplotype frequencies between cases and control