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Table 2 Outcome in HFpEF patients by WHtR category

From: Waist to height ratio is associated with an increased risk of mortality in Chinese patients with heart failure with preserved ejection fraction

  Low-WHtR
(N = 378)
High-WHtR
(N = 1663)
p-value
All-cause death    
N 21 164  
Event rate 5.56 9.86  
Unadjusted HR (95% CI) 1.00 (ref) 1.57(1.06–2.31) 0.045
Model 1: adjusted HR (95% CI) 1.00 (ref) 1.40(0.89–2.21) 0.151
Model 2: adjusted HR (95% CI) 1.00 (ref) 1.91(1.06–3.45) 0.032
Cardiovascular death    
N 9 70  
Event rate 2.38 4.21  
Unadjusted HR (95% CI) 1.00 (ref) 1.52(0.83–2.75) 0.236
Model 1: adjusted HR (95% CI) 1.00 (ref) 1.33(0.66–2.66) 0.429
Model 2: adjusted HR (95% CI) 1.00 (ref) 2.58(1.01–6.67) 0.048
Non-cardiovascular death    
N 12 94  
Event rate 3.18 5.65  
Unadjusted HR (95% CI) 1.00 (ref) 1.61(0.97–2.66) 0.118
Model 1: adjusted HR (95% CI) 1.00 (ref) 1.45(0.79–2.65) 0.232
Model 2: adjusted HR (95% CI) 1.00 (ref) 1.51(0.71–3.22) 0.285
Heart failure rehospitalization    
N 11 83  
Event rate 2.91 4.99  
Unadjusted HR (95% CI) 1.00 (ref) 1.51(0.88–2.60) 0.195
Model 1: adjusted HR (95% CI) 1.00 (ref) 1.29(0.69–2.43) 0.427
Model 2: adjusted HR (95% CI) 1.00 (ref) 3.04(1.26–7.31) 0.013
  1. HFpEF, heart failure with preserved ejection fraction; WHtR, waist to height ratio; HR, hazard ratio; CI, confidence interval