Within this group, 84% of COVID-19 patients (1,872/2,235) have elevated IL-6 values of 30 pg/mL (18), as would be expected for patients with an active infection, but it was not uncommon to find patients with IL-6 values that were 103-fold higher than that and has been observed in patients with Andes virus (28) and in COVID-19 patients (29). Here, IL6 is linked to infection.