Fig. 4
From: A blood-based composite panel that screens Alzheimer’s disease
Associations between individual plasma level of four biomarkers and cognitive performance. A-D shows correlations between the plasma levels of sLRP1, KLK4, GSN, and Caspase 3 and MoCA scores. Red splines represent the locally weighted scatterplot smoothing (LOWESS) fit lines of corresponding biomarkers, and blue vertical dashed lines indicate the inflection points. r2, Pearson’s correlation coefficient