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Table 3 Cox regression analysis of 90-day mortality in AHF patients grouped by SA and BMI

From: Effects of obesity on short-term mortality in patients with acute heart failure under different nutritional status

Subgroups

Unadjusted

Adjusted

HR

95%CI

P

HR

95%CI

P

Before PSM

High-SA

< 25 kg/m2

Ref

25-30 kg/m2

0.46

0.29–0.72

0.001**

0.47

0.30–0.74

0.001**

> 30 kg/m2

0.43

0.28–0.66

< 0.001***

0.45

0.28–0.72

0.001**

Low-SA

< 25 kg/m2

Ref

25-30 kg/m2

1.03

0.74–1.45

0.854

1.06

0.75–1.50

0.744

> 30 kg/m2

0.73

0.52–1.04

0.080

0.86

0.59–1.24

0.413

After PSM

High-SA

< 25 kg/m2

Ref

25-30 kg/m2

0.42

0.26–0.70

0.001**

0.42

0.25–0.70

0.001**

> 30 kg/m2

0.52

0.33–0.82

0.005**

0.50

0.31–0.82

0.006**

Low-SA

< 25 kg/m2

Ref

25-30 kg/m2

1.06

0.69–1.63

0.800

1.09

0.70–1.71

0.697

> 30 kg/m2

0.90

0.59–1.36

0.609

1.02

0.66–1.59

0.929

  1. Adjusted for age, gender, heart rate, serum creatinine, white blood cell count (WBC), Hemoglobin, N-terminal probrain natriuretic peptide (NT-proBNP), hypertension, hyperlipidemia, cardiogenic shock, sequential organ failure assessment (SOFA) score and continuous renal replacement therapy (CRRT); SA, serum albumin; AHF, acute heart failure; BMI, body mass index; Ref, reference; HR, Hazard ratio; CI, Confidence interval; PSM, propensity-score matching; *P < 0.05; **P < 0.01; ***P < 0.001