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Table 4 Correlations between serum biomarkers and baseline levels of BAFF and APRIL

From: B cell‐activating factors in autoimmune pulmonary alveolar proteinosis

Biomarker

BAFF

APRIL

ρ

p

ρ

p

KL-6

0.50

< 0.0001*

0.15

0.12

SP-D

0.48

< 0.0001*

0.20

0.04*

SP-A

0.43

< 0.0001*

0.15

0.17

LDH

0.47

< 0.0001*

0.13

0.17

GM-CSF autoantibody

0.13

0.19

0.07

0.14

  1. Abbreviations: BAFF, B cell-activating factor; APRIL, a proliferation-inducing ligand; KL-6, Krebs von den Lungen-6; SP-D, surfactant protein-D; SP-A, surfactant protein-A; LDH; lactate dehydrogenase; GM-CSF, granulocyte-macrophage colony-stimulating factor. Data were analyzed using Spearman’s correlation coefficient. *Significant at the 0.05 level
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Orphanet Journal of Rare Diseases

ISSN: 1750-1172