Table II.

Levels of biomarkers in those with and without atrial fibrillation on their baseline electrocardiogram. Interquartile ranges are shown in parentheses for the biomarkers that did not exhibit a normal distribution.

	AF (n=46)	No AF (n=925)	P value
IL-6 (pg/mL)	3.76 (2.61–5.21)	2.52 (1.58–4.06)	0.0005
CRP (mg/dL)	2.46 (1.38–4.45)	2.15 (0.89–4.9)	0.37
TNF-α (pg/mL)	4.48 (3.22–6.95)	3.76 (2.56–5.53)	0.12
MCP-1 (pg/mL)	260 ± 129	243 ± 128	0.38
CD-40 ligand (pg/mL)	5910 ± 3085	5078 ± 3069	0.078
Fibrinogen (mg/dL)	392 ± 91	408 ± 72	0.23