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Table 4 Multivariate backward selection model for combined cohort (n = 158)

From: Right atrial to left atrial area ratio on early echocardiography predicts long-term survival after acute pulmonary embolism

  Hazard ratio 95% CI p value
RA/LA Area Ratio (D1), per 10% increase 1.7 1.2-2.4 0.002*
CCI score age unadjusted, per 1 unit increase 2.2 1.3-3.7 0.004*
Age, per year increase 1.1 1.0-1.2 0.03*
Simplified PESI score, per 1 unit increase 2.0 0.9-4.4 0.08
  1. CCI Charlson Comorbidity Index, D1 Day 1, LA Left atrium, PASP Pulmonary artery systolic pressure, PESI Pulmonary embolus severity index, RA Right atrium, RV Right ventricle. * p < 0.05.