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Table 7 Spearman’s correlation analysis between MMPs/TIMP4 ratios and emphysema sub-types

From: Distinct emphysema subtypes defined by quantitative CT analysis are associated with specific pulmonary matrix metalloproteinases

 

MMP-3/TIMP-4

MMP-7/TIMP-4

MMP-8/TIMP-4

MMP-9/TIMP-4

MMP-10/TIMP-4

MMP-12/TIMP-4

Mild CLE

0.03

−0.02

−0.06

0.03

0.16

0.01

Moderate CLE

0.35

0.25

0.43*

0.15

0.30

−0.12

Severe CLE

0.41*

0.20

0.32

0.07

0.22

−0.21

Panlobular

0.54**

0.24

0.29

0.11

0.36*

0.01

Paraseptal

0.42*

0.32

0.38*

0.16

0.32

−0.14

Normal

−0.35

−0.20

−0.32

−0.09

−0.34

0.21

  1. Spearman’s rho values given
  2. N = 31. *p < 0.05; **p < 0.01