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27 April 2021: Clinical Research

The Effects of Obesity on Mortality Following Coronary Artery Bypass Graft Surgery: A Retrospective Study from a Single Center in China

Mengwei Lv 12BDF* , Fei Gao 3BCD* , Ban Liu 4DEF* , Pratik Pandey 4EF , Yipeng Feng 5BC , Yingwei Wang 6BC , Yangyang Zhang 1ADFG* , Zhi Li 7ADE*

DOI: 10.12659/MSM.929912

Med Sci Monit 2021; 27:e929912

Table 3 Univariate and multivariate Cox regression analysis.

VariablesUnivariate Cox regressionMultivariate Cox regression
HRP valueHRP value
Sex0.986 (0.597–1.629)0.9560.936 (0.561–1.561)0.801
Age (y)1.127 (1.090–1.164)1.113 (1.077–1.150)
BMI (kg/m)0.952 (0.880–1.029)0.2150.974 (0.900–1.055)0.522
BSA (m)0.670 (0.172–2.615)0.564
Types of CAD0.926 (0.673–1.275)0.639
Diabetes mellitus1.337 (0.861–2.077)0.196
Hypertension1.067 (0.664–1.713)0.789
Cerebrovascular disease1.565 (1.080–2.266)0.0181.337 (0.911–1.963)0.138
Peripheral vascular disease0.723 (0.100–5.199)0.747
Preoperative atrial fibrillation1.113 (0.273–4.532)0.881
Pulmonary hypertension3.237 (1.666–6.291)0.0012.319 (1.167–4.609)0.016
Scrum creatinine (μmol/l)1.003 (1.001–1.005)0.013
Ccr (mL/min/1.73 m)0.972 (0.963–0.982)
Renal failure4.180 (1.015–17.047)0.0482.492 (0.576–10.783)0.222
LVEF0.982 (0.957–1.008)0.183
Triple vessel disease1.472 (0.705–3.075)0.303
COPD0.666 (0.092–4.793)0.686
Previous PCI0.275 (0.038–1.975)0.199
NYHA1.692 (1.209–2.370)0.0021.393 (0.985–1.969)0.061
Types of CABG0.192 (0.097–0.382)0.233 (0.117–0.465)
BMI – body mass index; BSA – body surface area; CAD – coronary artery disease; Ccr – creatinine clearance rate; LVEF – left ventricular ejection fraction; COPD – chronic obstructive pulmonary disease;PCI – percutaneous coronary intervention; NYHA – New York Heart Association; CABG – coronary artery bypass grafting.

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Medical Science Monitor eISSN: 1643-3750
Medical Science Monitor eISSN: 1643-3750