MPO and coronary artery disorder: In men, the node purity scores from the Random Forest analysis based on the biochemical data for identifying CHD cases were as follows: (1) α-2 HDL 0.233, (2) preβ-1 HDL 0.185, (3) log MPO 0.172, (4) α-1 HDL 0.096, (5) sdLDL-C 0.095, (6) α-3 HDL 0.075, (7) creatinine 0.037, (8) uric acid 0.033, (9) log CRP 0.032, (10) log TG 0.021, (11) α-4 HDL 0.016, and (12) log Lp(a) 0.004.