Retrospective Study
Copyright ©The Author(s) 2025.
World J Methodol. Jun 20, 2025; 15(2): 94514
Published online Jun 20, 2025. doi: 10.5662/wjm.v15.i2.94514
Table 8 Association between node involvement and matrix metalloproteinase-9 and matrix metalloproteinase-13 expression
MMP-9
MMP-13
Mild
Moderate
Intense
Mild
Moderate
Intense
Node involvementNo involvement9611020
Nodes nearby121911011
Distant nodes002011
χ2 (P) value26.17 (0.000)29.18 (0.000)