Table 2.

Laboratory Findings on Day 1^* of ECMO Therapy

Case	pH	PCO2	PO2	Platelet Count, K/cu mm	IL-6, pg/mL	LDH, U/L	Ferritin, ng/mL	CRP, mg/dL	Medications
1	7.35	48	105	177	-	643	5924	22.5	Pressors, hydroxychloroquine
2	7.37	33	65	101	-	751	705	38.1	Pressors
3	7.37	38	62	114	231	920	1845	6.5	Pressors, tocilizumab
4	7.46	37	77	149	1359	476	1503	31.1	Pressors, convalescent plasma

^⁎Values measured on ECMO day 1 closest to time of ECMO cannulation.

Abbreviations: CRP, C-reactive protein; ECMO, extracorporeal membrane oxygenation; IL-6, interleukin-6; LDH, lactate dehydrogenase.