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Table 3 Spearman's rank correlation coefficients for the associations of serum markers with physiologic parameters and serum biomarkers in the discovery cohort

From: Cutaneous T-cell-attracting chemokine as a novel biomarker for predicting prognosis of idiopathic pulmonary fibrosis: a prospective observational study

 

%FVC

%DLCO

CPI

6MWD

Lowest SpO2 at 6MWT

KL-6

LDH

IL-1Rα

− 0.30*

− 0.34*

0.32*

− 0.31*

− 0.15

0.24*

0.28*

IL-8

− 0.25*

− 0.24*

0.27*

− 0.30*

− 0.19

0.20*

0.21*

MIP-1α

− 0.18

− 0.17

0.12

− 0.20*

− 0.13

0.14

0.06

CTACK

− 0.12

− 0.25*

0.25*

− 0.27*

− 0.20*

− 0.02

− 0.00

  1. Results with significant correlations (P < 0.05) are marked with *
  2. 6MWD, six-minute walk distance; 6MWT, six-minute walk test