Table 3.

Univariate analysis of postoperative AF frequency

	OR	95% CI		OR	95% CI
Age, years	1.103	1.038–1.173	Platelet	1.006	0.999–1.013
Gender	2.761	0.845–9.028	Mean platelet volume	1.127	0.724–1.755
Hypertension	1.816	0.719–4.588	Red cell distribution width	1.410	1.013–1.964
Diabetes mellitus	0.719	0.299–1.730	Syntax score	1.131	1.058–1.210
Current smoking	1.030	0.432–2.455	CRP	1.155	0.897–1.487
Hyperlipidemia	0.392	0.119–1.288	Urea	1.041	1.006–1.077
Previous MI	2.076	0.834–5.171	Creatinine	1.662	0.745–3.708
Previous CHF	1.176	0.450–3.077	Initial Troponin I	4.928	1.076–22.562
Chronic renal failure	4.207	0.366–48.30	Pre-op peak Troponin I	0.936	0.953–1.045
Previous stroke	1.763	0.492–6.310	Post-op peak Troponin I	1.037	1.001–1.075
PAD	0.720	0.065–6.574	LVEF	0.973	0.935–1.012
COPD	8.750	2.919–26.22	LAD	4.878	1.313–18.120
Stable angina pectoris	0.422	0.175–1.018	E wave	1.006	0.983–1.029
Non STE ACS	2.371	0.982–5.724	A wave	1.012	0.988–1.037
Post-op MI	1.647	0.664–4.088	E wave	1.035	0.829–1.291
Three or more stenotic vessels	1.477	0.619–3.525	E/E’ ratio	1.060	0.812–1.384
WBC	0.951	0.781–1.158	Septum	53.369	1.630–1949
Hemoglobin	0.853	0.646–1.125	Posterior wall	26.595	0.626–1130.5

A wave - late ventricular filling velocity; AF - atrial fibrillation; CHF - congestive heart failure; COPD - chronic obstructive pulmonary disease; CRP - c reactive protein; E wave - early ventricular filling velocity; E’ - left ventricular tissue Doppler early diastolic velocity; LAD - left atrial diameter; LVEF - left ventricle ejection fraction; MI - myocardial infarction; Non STE ACS - non ST elevation acute coronary syndrome; PAD - peripheral artery disease; Pre-op - pre-operative; Post-op - post-operative; WBC -white blood cells

Multivariate logistic regression analysis to determine the independent components of PoAF