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Table 6 Results of Cox regression analysis for predictors of adverse cardiac events during long-term follow-up

From: Left ventricular global longitudinal strain predicts elevated cardiac pressures and poor clinical outcomes in patients with non-ischemic dilated cardiomyopathy

 

Univariate

Multivariate

HR (95% CI)

p

HR (95% CI)

p

BNP, ng/l

1.001 (1–1.001)

 < 0.0001

1.001 (1.0 -1.001)

0.02

Troponin T, pg/ml

1.004 (1.001–1.008)

0.02

1.004 (1.0–1.009)

0.04

mPAP, mmHg

1.1 (1.04–1.16)

0.002

  

PCWP, mmHg

1.18 (1.05–1.13)

0.007

  

PVR, Wood units

1.28 (1.03–1.59)

0.03

  

RV end-diastolic diameter, cm

2.45 (1.24–4.87)

0.01

  

LVEF, %

0.89 (0.83–0.96)

 < 0.01

  

LV GLS, %

1.41 (1.18–1.68)

 < 0.0001

1.25 (1.01–1.55)

0.04

E/GLS [× 102], cm/s

0.96 (0.93–0.98)

 < 0.001

  
  1. BNP B type natriuretic peptide, CI confidence interval, E/GLS ratio of early-diastolic LV inflow velocity (E) to global longitudinal strain (GLS), GLS global longitudinal strain, HR hazard ratio, LVEF left ventricular ejection fraction, mPAP mean pulmonary arterial pressure, PCWP pulmonary capillary wedge pressure, PVR pulmonary vascular resistance, RV right ventricle