Serum Krebs von den Lungen-6 for Predicting the Severity of COVID-19: A Systematic Review, Meta-Analysis, and Trial Sequence Analysis.
Abhigan Babu ShresthaPashupati PokharelHarendra SinghSajina Shresthanull FioniPublished in: Clinical medicine insights. Circulatory, respiratory and pulmonary medicine (2023)
Serum KL-6 level has a moderate degree of correlation with the severity of COVID-19 infection but has low sensitivity. So, it is not recommended as a screening test for severe COVID-19 infection.