Fig. 5
From: Increased interleukin-6 is associated with long COVID-19: a systematic review and meta-analysis
Comparison of levels of IL-6 in the long COVID-19, acute COVID-19, non-PASC, and healthy individual groups. A Forest plot comparing long COVID-19 versus acute COVID-19. B Forest plot comparing acute COVID-19 versus healthy individuals. C Forest plot comparing non-PASC versus healthy individuals. Ref.: reference; *, standard deviation (pg/ml); #, total number of participants involved in the study or cohort