. 2015 Sep;31(5):436–443. doi: 10.6515/ACS20150609A

Table 3. Inflammation factor and electrolyte status before cardiopulmonary bypass between non-post operative atrial fibrillation and post operative atrial fibrillation groups .

Electrolyte	Non-AF N = 140	POAF N = 126	p-value
CRP	1.79 ± 5.45	4.77 ± 6.71	< 0.001^#
Na⁺	140.73 ± 3.47	142.22 ± 5.38	0.008^#
K⁺	3.88 ± 0.55	3.86 ± 0.57	0.779
Mg⁺	1.98 ± 0.34	1.92 ± 0.41	0.147
Ca²⁺	0.98 ± 0.17	0.97 ± 0.22	0.753

Ca, calcium; CRP, c reactive protein; K, potassium; Mg, magnesium; Na, sodium; Non-POAF, non-post operative atrial fibrillation; POAF, post-operative atrial fibrillation.

* p-value < 0.05; ^# p-value < 0.01.