Table 3.

Plasma concentrations of biomarkers in patients with out-of-hospital ventricular fibrillation following an acute myocardial infarction (MI), separating those with first-time (Group 1) and repeated MI (Group 2) as compared to patients with established cardiac disease without acute myocardial infarction (Group 4).

	Group 1 Mean (SD)	Group 2 Mean (SD)	Group 4 Mean (SD)	P-value
Conventional copeptin (pmol/L)	666.7* (579.6)	996.1† (583.4)	438.1‡ (302.9)	0.089
Ultrasensitive copeptin (pmol/L)	587.2 (536.5)	844.8 (542.8)	363.4§ (240.8)	0.085
hs-cTnT (ng/L)	274.5 (490.1)	123.5 (179.4)	102.1 (115.1)	0.333
NT-proBNP (pmol/L)	68.24 (123.6)	61.99 (66.07)	405.1 (569.9)	0.001

Number of patients available for analyses: *n = 42, ^†n = 8, ^‡n = 16, ^§n = 17.