TNNI3 and chronic kidney disease: Even though our study showed that patients with high concentrations of hs-cTnI had higher rates of smoking, diabetes mellitus, chronic kidney disease, previous myocardial infarction, heart failure, recent surgery, elevated SOFA scores (≥10), invasive mechanical ventilation, and shock with vasopressor requirement, none of these variables were statistically significant, and the associations of risk factors with a small sample size, which may or may not be representative of the population, are difficult to interpret.