Table 8 Correlation between sputum biomarker concentration and total sputum protein concentration.

Eotaxin2

0.70

0.0005

HGF

0.59

0.003

IP-10

0.57

0.005

KGF

0.37

0.07

MMP-13

0.58

0.004

TNF-RI

0.64

0.002

GROα

0.65

0.001

TIMP2

0.69

0.0006

TNF-RII

0.67

0.0009

α2 macroglobulin

0.51

0.01

ENA-78

0.44

0.03

IL-13

-0.26

0.19

IL-15

-0.18

0.37

IL-18

0.54

0.007

IL-1β

0.69

0.0006

IL-1RA

0.39

0.05

IL-6

0.64

0.001

IL-8

0.70

0.0005

MCP-1

0.69

0.0006

MMP-2

0.26

0.20

TIMP-1

0.55

0.006

VEGF

0.61

0.002