How Different Methodologies of Harvesting and Analysing the Samples Affect the Test Results in Determining Joint Mediators

Table 2

Partial Correlation analysis.

Control variables	TIMP-1	MMP-9	MMP-13	TNF-α	NO
Material
TIMP-1
Correlation	1.00	−0.14	−0.38	0.33	−0.26
Significance (2-tailed)	—	0.08	0.000	0.000	0.001
MMP-9
Correlation	−0.14	1,0	−0.04	0.34	0.46
Significance (2-tailed)	0.08	—	0.61	0.000	0.000
MMP-13
Correlation	−0.38	−0.04	1.000	0.13	0.01
Significance (2-tailed)	0.000	0.61	—	0.09	0.88
TNF-α
Correlation	0.33	0.34	0.13	1.000	−0.04
Significance (2-tailed)	0.000	0.000	0.09	—	0.59
NO
Correlation	−0.26	0.46	0.01	−0.04	1.000
Significance (2-tailed)	0.001	0.000	0.88	0.59	—