Table 2.

Summary statistics of clinical variables.

Variables	Frequency	Minimum	Maximum	Mean	Standard deviation
Age	158	27	80	55.16	10.70
sCD40L (ng)	158	0	263.74	42.69	53.18
sCD40L (pg)	158	1.29	263738.1	42690.07	53178.98
Troponin (0.04 ng/mL)	76	0	60	4.45	9.01
CK (0–170) U/L	90	31	5185	671.50	989.21
CK-MB (7–25) U/L	93	5	1450	100.49	177.34

CK = creatine kinase, CK-MB = creatine kinase muscle/brain, ng/mL = nanograms per milliliter, sCD40L = soluble CD40 ligand, U/L = units per liter.