Table 2 Correlation coefficients for univariate relationships between plasma inflammatory markers at baseline (year 0) and first follow-up visit (year 1), and FFMI and FMI at those two visits
From: TNF-α is associated with loss of lean body mass only in already cachectic COPD patients
CRP,year 0 | CRP, year 1 | TNF-α year 0 | TNFα year 1 | IL-1ß, year 0 | IL-1ß, year 1 | IL-6, year 0 | IL-6, year 1 | FFMI, year 0 | FFMI, year 1 | FMI, year 0 | FMI, year 1 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
CRP, year 0 | 1 | |||||||||||
CRP, year 1 | 0.75** | 1 | ||||||||||
TNF-α year 0 | −0.05 | −0.10 | 1 | |||||||||
TNF-α year 1 | −0.02 | −0.02 | 0.49** | 1 | ||||||||
IL-1ß, year 0 | 0.10 | 0.06 | 0.30** | 0.20** | 1 | |||||||
IL-1ß, year 1 | 0.05 | 0.08 | 0.21** | 0.17** | 0.47** | 1 | ||||||
IL-6, year 0 | 0.17** | 0.19** | 0.27** | 0.22** | 0.24** | 0.20** | 1 | |||||
IL-6, year 1 | 0.11* | 0.15** | 0.17** | 0.36** | 0.08 | 0.15** | 0.43** | 1 | ||||
FFMI, year 0 | 0.18** | 0.13* | −0.05 | 0.06 | 0.03 | −0.04 | 0.08 | 0.10 | 1 | |||
FFMI, year 1 | 0.19** | 0.15** | −0.05 | −0.01 | 0.08 | 0.00 | 0.10 | 0.03 | 0.95** | 1 | ||
FMI, year 0 | 0.27** | 0.16** | −0.04 | 0.06 | 0.05 | −0.01 | 0.02 | 0.10* | 0.25** | 0.30** | 1 | |
FMI, year 1 | 0.27** | 0.15** | −0.01 | 0.01 | 0.06 | −0.02 | 0.01 | 0.03 | 0.26** | 0.26** | 0.93** | 1 |