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Table 4 Univariable and multivariable Cox proportional hazard regression analysis for clinical worsening events in CTD-PAH

From: The prognostic value of HFA-PEFF score in connective tissue disease-associated PAH: evidence from a cohort study

Variable

Univariate analysis

 

Multivariate analysis

HR (95% CI)

P-value

 

HR (95% CI)

P-value

HFA-PEFF score ≥ 5

3.859(1.779–8.367)

 < 0.001

 

2.670(1.166–6.117)

0.020

Age

1.013(0.988–1.039)

0.314

 

1.021(0.994–1.050)

0.135

Male

2.791(0.842–9.252)

0.093

 

2.644(0.781–8.948)

0.118

CTD duration

0.999(0.994–1.004)

0.592

 

1.000(0.995–1.004)

0.916

mPAP

1.046(1.021–1.072)

 < 0.001

 

1.044(1.014–1.074)

0.004

  1. CTD-PAH: connective tissue disease-associated pulmonary arterial hypertension; HR: hazard ratio; mPAP: mean pulmonary arterial pressure
  2. Bold text indicates P < 0.05