Table 4. SNP-SNP interactions identified by Multifactor Dimensionality Reduction.

SNP a		SNP b		N	(%)	N	(%)	Odds Ratio (95%CI)	P interact
GATA3_23	TT	CD81_04	GG	689	(82.2)	488	(85.2)	1.0 (ref)
g.IVS3+2491C>T	CT/CC	g.-1784A>G	GA/AA	149	(17.8)	85	(14.8)	0.41 (0.25–0.66)	0.0003
rs569421		rs708155

missing GATA3_23 n = 2, CD81_04 n = 39.