The association between lower prognostic nutritional index and higher short- & long-term mortality in older adults (≥ 70 years) undergoing coronary artery bypass grafting: a retrospective study

Table 3 Univariate logistic regression analysis for short-term mortality

Variables	OR	95%CI for OR Lower-Upper	P value
Age	1.029	0.967–1.095	0.373
Gender	1.740	1.116–2.714	0.015
Ccr	0.968	0.956–0.979	< 0.001
Preoperative LVEF	0.956	0.939–0.974	< 0.001
Number of diseased coronary artery	0.536	0.373–0.770	0.001
BMI	0.931	0.862–1.005	0.068
Number of graft vessel	0.579	0.453–0.741	< 0.001
Preoperative PNI	0.928	0.893–0.965	< 0.001
Postoperative PNI	0.931	0.900-0.964	< 0.001
NYHA classification	2.518	1.863–3.402	< 0.001
Obesity status	0.978	0.816–1.173	0.812
CHD classification	1.416	0.971–2.066	0.071
Hypertension	1.066	0.670–1.696	0.786
Diabetes	1.639	1.063–2.529	0.025
Cerebrovascular disease	1.323	0.969–1.805	0.078
PVD	1.117	0.562–2.219	0.752
Emergency surgery	5.743	3.279–10.025	< 0.001
Valvular diseases	1.206	0.652–2.231	0.551
IABP implantation	4.234	3.171–5.652	< 0.001
COPD	2.818	1.371–5.793	0.005
Preoperative AF	0.593	0.141–2.493	0.475
Pulmonary hypertension	1.124	0.702–1.798	0.627
History of PCI	2.688	1.418–5.096	0.002
CPB	2.902	1.830–4.603	< 0.001

OR, odds Ratio; CI, confidence interval; Ccr, endogenous creatinine clearance rate; LVEF, left ventricular ejection fractions; BMI, body mass index; PNI, prognostic nutritional index; NYHA, New York heart association; CHD, coronary heart disease; PVD, peripheral vascular disease; IABP, intra-aortic balloon pump; COPD, chronic obstructive pulmonary disease; AF, atrial fibrillation; PCI, percutaneous coronary intervention; CPB: cardiopulmonary bypass

ISSN: 1471-2318