Table 2.

Independent Predictors of 30-Day Readmission After TAVR

PredictorsUnivariableMultivariable
HR (95% CI)P ValueHR (95% CI)P Value
LOS >5 d1.91 (1.66–2.21)<0.0011.47 (1.24–1.73)<0.001
Acute kidney injury1.69 (1.46–1.95)<0.0011.23 (1.05–1.44)0.011
>4 Elixhauser comorbidities1.47 (1.29–1.66)<0.0011.22 (1.03–1.46)0.026
Transapical TAVR1.40 (1.23–1.60)<0.0011.21 (1.05–1.39)0.008
Chronic kidney disease1.41 (1.24–1.60)<0.0011.20 (1.04–1.39)0.014
Chronic lung disease1.23 (1.08–1.40)0.0021.16 (1.01–1.34)0.034
Discharge to SNF1.53 (1.34–1.74)<0.0011.16 (1.01–1.34)0.038
Cardiac arrest1.60 (1.15–2.22)0.005
Fluid and electrolyte disorders1.40 (1.22–1.60)<0.001
Major bleeding1.29 (1.10–1.51)0.002
Atrial fibrillation1.23 (1.09–1.40)0.001
Anemia1.21 (1.05–1.39)0.008
Heart failure1.19 (1.03–1.38)0.020
Age ≥85 y1.14 (1.00–1.29)0.045
Hypertension0.86 (0.74–1.00)0.044
Previous CABG0.81 (0.69–0.96)0.012
Dyslipidemia0.80 (0.70–0.91)0.001
  • CABG indicates coronary artery bypass grafting; CI, confidence interval; HR, hazard ratio; LOS, length of stay; SNF, skilled nursing facility; and TAVR, transcatheter aortic valve replacement.