Table 1.

COVID-19 laboratory values

	Reference range	HD1	HD2	HD3	HD4	HD5	HD6	HD7	HD8	HD9	HD10	HD11	HD12	HD13	HD14	HD15
Procalcitonin (ng/mL)	0.02–0.10	0.16				0.08	0.11	0.12	0.20	0.18
D-dimer (ng/mL)	0.0–243		422	680	856	1011	1249	2383	3037	2579	1384		1398	799		710
Interleukin-6 (pg/mL)	0.0–15.5	88.5				531.2	773.7	1123.1			45.3	280.9
Lactate dehydrogenase (U/L)	135–214	230	230	246	308	438	564	517	505	428		450	437	355	359	462
C reactive protein (mg/L)	<=5.0	179.1	167.7	123.6	34.3	7.4	3.3	1.8	1.2	1.0	0.8		0.5	0.6	0.5	0.6
Alanine aminotransferase (U/L)	0–33	33				85	196	270	304	314	384	458	575	601	602	439
Creatinine (mg/dL)	0.5–1.2	0.51	0.52	0.51	0.57	0.56	0.54	0.59	0.60	0.49	0.50	0.62	0.44	0.47	0.46	0.49
Aspartate aminotransferase (U/L)	5–32	40				125	221	235	220	200	236	240	315	298	279	144
Ferritin (ng/mL)	13–150	106	97	108	118	134	130	102		62		48	47	43	46	41
Platelets (×109/L)	150–450	327	343	438	522	665	660	713	705	721	663	544	598	520	498	522
White blood cells (×109/L)	4.80–10.80	8.16	9.93	7.02	4.90	5.69	7.63	8.21	7.31	6.48	20.79	8.49	8.77	7.62	7.08	6.11
Absolute lymphocyte count (x×103/mcL)	1.00–4.90	0.83	0.79	0.90	0.95	1.09	1.22	1.19	1.08	1.43	1.21	1.57	2.32	2.53	2.41	2.24