10.1371/journal.pone.0146801.g002 Mariano Rodriguez Mariano Rodriguez M. Dolores Salmeron M. Dolores Salmeron Alejandro Martin-Malo Alejandro Martin-Malo Carlo Barbieri Carlo Barbieri Flavio Mari Flavio Mari Rafael I. Molina Rafael I. Molina Pedro Costa Pedro Costa Pedro Aljama Pedro Aljama Prediction error for Serum Calcium concentration by each one of the variables included in the analysis. Public Library of Science 2016 rf pth kdigo New Data Analysis System data analysis system mineral bone disease phosphate 1758 adult HD patients correlation coefficient variable mineral metabolism parameters 2016-01-28 12:41:28 Figure https://plos.figshare.com/articles/figure/_Prediction_error_for_Serum_Calcium_concentration_by_each_one_of_the_variables_included_in_the_analysis_/1642033 <p>The vertical axis of Fig 2 depicts the error in prediction of serum calcium concentration (mg/dl) that will be caused if specific input variable is removed from the mathematical model generated by Random Forest. The magnitude of prediction error obtained with each variable is being compared with the rest of the variables. Only variables that show a significant effect in predicting values of calcium were included in this analysis.</p>