Table 2.
Genotype and allele distributions of MMP-1-1607 1G/2G (rs1799750) polymorphism in the included studies.
| Author | Case | Control | P HWE | Association findings in case | ||
|---|---|---|---|---|---|---|
| 2G/1G | 2G2G/2G1G/1G1G | 2G/1G | 2G2G/2G1G/1G1G | |||
| Barlas | 193/119 | 68/57/31 | 128/34 | 52/24/5 | 0.34 | 1G allele↑, 1G/1G, and 1G/2G genotype↑ |
| Planello | 134/96 | 45/44/26 | 118/116 | 26/66/25 | 0.16 | 1G allele↓, 1G/1G, and 1G/2G genotype↑ |
| Abd-Allah | 100/100 | 27/46/27 | 60/140 | 10/40/50 | 0.63 | 2G allele↑, 2G/2G, and 1G/2G genotype↑ |
| Lepetsos | 190/120 | 63/64/28 | 152/126 | 47/58/34 | 0.06 | NS |
| Luo | 223/189 | 66/91/49 | 151/219 | 29/93/63 | 0.58 | NA |
| Yang | 272/142 | 92/88/27 | 285/129 | 98/8920 | 0.97 | NS |
| Geng | 306/306 | 76/154/76 | 323/479 | 61/201/139 | 0.40 | 2Gallele↑, 2G/2G genotype↑ |
MMP: matrix metalloproteinase; HWE: Hardy-Weinberg equilibrium.