PLAUR and Bradycardia: Moreover, this study also exhibited a significantly higher level of urokinase plasminogen activator receptor (suPAR) levels in patients with bradycardia than in those without bradycardia (9.07 ± 4.3 ng/mL vs. 7.65 ± 5.2 ng/mL, respectively, p < 0.001) [21].