CD63 and coronary artery disorder: In contrast to CD62P however, baseline CD63 expression was significantly higher in ECMO patients at all time points compared to controls (e.g., CD63 expression in percentage day 1 vs. healthy vs. CAD: 18.2 ± 2.0 vs. 10.7 ± 1.3 vs. 4.8 ± 0.9, p = 0.02 vs. healthy, p < 0.001 vs. CAD).