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Table 2

Distribution of matrix metalloproteinase-1 (MMP1) promoter -1607 genotypes among the controls and patients with gastric cancer.

Genotype Cases (n = 121) Controls (n = 363) Odds Ratio (95% CI)a P-valueb
MMP1 -1607
 2G/2G 43 (35.5) 123 (33.9) 1.00 (reference)
 1G/2G 49 (40.5) 160 (44.1) 0.88 (0.55-1.40) 0.5826
 1G/1G 29 (24.0) 80 (22.0) 1.04 (0.60-1.79) 0.8970
P-value for trend 0.7821
Carrier comparison
 2G/2G + 1G/2G 92 (76.0) 283 (78.0) 1.00 (reference)
 1G/1G 29 (24.0) 80 (22.0) 1.12 (0.69-1.81) 0.6601
 2G/2G 43 (35.5) 123 (33.9) 1.00 (reference)
 1G/1G + 1G/2G 78 (64.5) 240 (66.1) 0.93 (0.60-1.43) 0.7401
a

CI, confidence interval;

b

P-value based on X2 test without Yate’s correction.