From: Krebs von den Lungen 6 (KL-6) levels in COVID-19 ICU patients are associated with mortality
Non survivors (77 pts.)
Survivors (45 pts.)
Endotracheal intubation
NIV
KL-6 U/ml
1516 ± 1236
845 ± 936
1693 ± 1305
1081 ± 1076
p = 0.0004
p = 0.012