Fig. 2From: Are the results from a multiplex proteomic assay and a conventional immunoassay for NT-proBNP and GDF-15 comparable?Scatter plots with corresponding curves constructed by LOESS (blue lines) for GDF-15 analyzed with a conventional assay and a PEA assay in the studied cohorts. LOESS local polynominal regression lines, GDF-15 growth differentiation factor 15, PEA proximity extension assay, Spearman´s rho Spearman’s rank correlation coefficient, CI confidence intervalBack to article page