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Table 3 Odds ratio of abnormal LAVi, LAEF and LASr to determine patients with NYHA class ≥ II

From: Impact of different degrees of left ventricular strain on left atrial mechanics in heart failure with preserved ejection fraction

Variables

Odds ratio (95% CI)

p-value

Odds ratio (95% CI)

p-value

Analysis of the whole cohort

    

 LAVi > 34 ml/m2

1.877 (1.063–3.314)

0.030

1.297 (0.708–2.375)

0.400

 LAEF < 50%

3.894 (2.202–6.885)

 < 0.001

3.382 (1.791–6.389)

 < 0.001

 LASr < 23%

2.613 (1.497–4.562)

0.001

2.064 (1.118–2.110)

0.021

Analysis of the patients with at least one CV risk factor or CAD

    

 LAVi > 34 ml/m2

2.018 (1.121–3.634)

0.019

1.416 (0.757–2.646)

0.276

 LAEF < 50%

3.953 (2.197–7.114)

 < 0.001

3.340 (1.751–6.370)

 < 0.001

 LASr < 23%

2.410 (1.319–4.274)

0.003

1.887 (1.006–3.537)

0.048

  1. A p-value < 0.05 indicates statistical significance (bold and italic)
  2. Odds ratio were adjusted for age, gender, and AF
  3. LAVi left atrial volume index; LAEF LA emptying fraction; LASr, LA strain during reservoir phase; NYHA New York Heart Association functional class