PLAT and COVID-19: The addition of tPA resulted in lower fibrinogen levels (37.9% ± 16.5% vs. 58.9% ± 18.3%, p = 0.0035) and a longer time to lysis (48.8 ± 16.3 min vs. 30.5 ± 15.4 min, p = 0.0053) in patients with COVID-19 [34].