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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