Table 1

The table shows the frequency of patient characteristics with different MMP-1 promoter SNP genotypes

VariablesCategoryG/GG/GGGG/GGMantel-Haenszel χ2, P
N%N%N%
GenderFemale63311325330.9956
Male126723681067
Age (y)<50126719566400.1305
≥506331544960
Tumor grade1739185310670.0813
27391235427
342241217