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Effect of platelet-to-lymphocyte ratio on long-term cardiovascular mortality stratified by age. Kaplan–Meier curves with the respective confidence intervals for the impact of platelet to lymphocyte ratio on cardiovascular mortality plotted in low (=Tertile 1), intermediate (=Tertile 2), and high (=Tertile 3) values and compared using log-rank test—total study population: P < 0.001 (A); <65years P = 0.76 (B); ≥65years: P = 0.019 (C).
