Table S1 - Imbalances between Matrix Metalloproteinases (MMPs) and Tissue Inhibitor of Metalloproteinases (TIMPs) in Maternal Serum during Preterm Labor

Multiple regression model for ln(MMP-9, MMP-3, TIMPs levels and MMP:TIMP ratios. This is a table in PDF format. The file can be viewed with Adobe Acrobat reader (DOCX)针对经自然对数转换的基质金属蛋白酶9（MMP-9）、基质金属蛋白酶3（MMP-3）、金属蛋白酶组织抑制剂（TIMPs，Tissue Inhibitors of Metalloproteinases）水平及MMP与TIMP比值建立的多元回归模型。该内容为PDF格式表格，可通过Adobe Acrobat阅读器查看，该文件亦支持DOCX格式。