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Fig. 4 | BMC Geriatrics

Fig. 4

From: 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

Fig. 4

Smooth curves depicting the survival trends in older adults undergoing CABG over the years by PNI before discharge (a), gender (b), and obesity (c). Shaded areas represent the 95% confidence intervals (CI) for each survival curve. The number at risk, defined by Kaplan–Meier at each year, is provided for reference. PNI, prognostic nutritional index

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BMC Geriatrics

ISSN: 1471-2318

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