Table 1

Correlation analyses with nutritional indices and other parameters

PNI (n=1108)GNRI (n=1274)CONUT (n=710)
Demographic data
 Age−0.263**−0.253**0.219**
 Body mass index0.099**0.685**−0.122**
 Systolic blood pressure−0.0440.0210.067
 Diastolic blood pressure0.0110.0370.038
 Heart rate−0.176**−0.182**0.194**
 NYHA class−0.211**−0.219**0.205**
Laboratory data
 Haemoglobin0.516**0.493**−0.533**
 Total lymphocyte count0.699**0.207**−0.438**
 Total protein0.567**0.501**−0.513**
 Albumin0.849**0.785**−0.794**
 Sodium0.269**0.265**−0.272**
 eGFR0.257**0.214**−0.264**
 Total cholesterol0.309**0.287**−0.545**
 Log C reactive protein−0.529**−0.399**0.535**
 Log BNP−0.392**−0.443**0.378**
 Log troponin I−0.267**−0.219**0.233**
 Log TNF-α−0.168*−0.150*0.273*
 Log adiponectin−0.305**−0.390**0.475**
Echocardiography
 LVEF0.0490.097−0.088
 RV-FAC0.0270.001−0.016
 IVC−0.110**−0.0090.142**
 TRPG−0.074*−0.076*0.114*
Cardiopulmonary exercise test
 Peak VO2 0.205**0.176**−0.189**
 VE/VCO2 slope−0.143**−0.232**0.100
Nutritional indices
 PNI0.684**−0.809**
 GNRI0.684**−0.651**
 CONUT−0.809**−0.651**
  • *P<0.05, **P<0.01.

  • BNP, B-type natriuretic pepide; CONUT, controlling nutritional status; eGFR, estimated glomerular filtration; GNRI, Geriatric Nutritional Risk Index; IVC, inferior vena cava diameter; LVEF, left ventricular ejection fraction; NYHA, New York Heart Association; peak VO2, breath-by-breath oxygen consumption; PNI, Prognostic Nutritional Index; RV-FAC, right ventricular fractional area change; TNF-α, tumour necrosis factor-α; TRPG, tricuspid valve regurgitation; VE/VCO2 slope, slope of the relationship between ventilation and carbon dioxide production.