Table 2.

Genotype and allelic frequency in study group and control group.

	Study group	Control group	OR	95% CI	P-value*
	N = 152	N = 75
−786TT −786TC −786CC	41 (27%) 89 (58,5%) 22 (14,5%)	25 (33,3%) 41 (54,7%) 9 (12%)	referent 1,17 1,24	0,65–2,04 0,53–2,93	0,61 0,59
−786T	171 (56,25%)	91 (60,67%)	referent
−786C	133 (43,75%)	59 (39,33%)	1,19	0,79–1,80	0,37

*P-value calculated in χ ² test.