Table 1.

High sensitivity cardiac troponin concentrations (ng/L) as quantitative variable. ⁶

High sensitivity cardiac Troponin I (ng/L)	COVID-19 severity	Associated condition
0	COVID-19 mild	Healthy (no preexisting cardiac condition)
⩽20	COVID-19 mild
>20–100	COVID-19: severe	Small T1MI, PE, HF, ARDS
>100 & above		T1MI, Myocarditis, Takotsubo, Shock

ARDS, acute respiratory distress syndrome; HF, heart failure; PE, pulmonary embolism; T1MI, type 1 myocardial infarction.