Table 1.

Allele and genotype frequencies of the MMP2 −1306C>T SNP in the studied Caucasian population compared to other populations.

	Minor allele frequency (MAF)		Genotype number and frequencies
Country/populations		p-value	C/C N (%)	C/T N (%)	T/T N (%)	p-value
Central Bulgaria/Caucasians (our study)	16.2		53 (74.6)	13 (18.3)	5 (7.0)
Sweden/Caucasians [26]	26.2	0.021	109 (52.4)	89 (42.8)	10 (4.8)	0.002
Texas, USA/Caucasians [27]	24.2	0.043	312 (57.2)	202 (37.1)	31 (5.7)	0.012
The Netherlands/Caucasians [28]	26.9	0.007	609 (52.8)	466 (40.5)	77 (6.7)	0.001
China/Asians [29]	14.3	0.609	92 (73.0)	32 (25.5)	2 (1.6)	0.208
China/Asians [22]	11.8	0.132	487 (78.0)	3137 (21.0)	6 (1.0)	0.003
Thailand [13]	12.8	0.297	190 (76.0)	56 (22.4)	4 (1.6)	0.115
Austria/Caucasians [30]	26.6	0.011	138 (55.6)	88 (35.5)	22 (8.9)	0.021
Turkey/Caucasians [24]	9.2	0.026	142 (81.6)	32 (18.4)	0 (0)	0.010
Global genotype distribution [25]	14.0	0.813	(75.3)	(21.3)	(3.4)	0.686