Cardiology Research, ISSN 1923-2829 print, 1923-2837 online, Open Access
Article copyright, the authors; Journal compilation copyright, Cardiol Res and Elmer Press Inc
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Original Article

Volume 16, Number 5, October 2025, pages 413-420


Comparative Outcomes of Alternative Access Site Versus Lithotripsy-Assisted Transfemoral Transcatheter Aortic Valve Replacement: A Single-Center Retrospective Study

Figure

Figure 1.
Figure 1. STROBE flow diagram demonstrating cohort derivation, group allocation, and follow-up completion for the comparative analysis of alternative access site versus lithotripsy-assisted transfemoral TAVR. TAVR: transcatheter aortic valve replacement; TF: transfemoral.

Table

Table 1. Baseline Characteristics and Outcomes of Alternative Access Site (AAS) Versus Lithotripsy-Assisted Transfemoral TAVR
 
TreatmentP value
AAS (n = 41)Lithotripsy (n = 19)
aUnequal variance two sample t-test; bFisher exact P value; cWilcoxon rank sum P value; dChi-square P value. IQR: interquartile range; TAVR: transcatheter aortic valve replacement; GCMC: Geisinger Community Medical Center; GMC: Geisinger Medical Center; GWV: Geisinger Wyoming Valley; HF: heart failure; MI: myocardial infarction; GI: gastrointestinal; AFIB: atrial fibrillation.
Demographic information
  Age, mean (SD)77.3 (7.83)78.1 (6.92)0.69a
  Gender, n (%)0.77b
    Female13 (31.7%)5 (26.3%)
    Male28 (68.3%)14 (73.7%)
  Race, n (%)
    White41 (100.0%)19 (100.0%)
  Procedure location, n (%)
    GCMC1 (2.4%)8 (42.1%)
    GMC31 (75.6%)5 (26.3%)
    GWV9 (22.0%)6 (31.6%)
Outcomes
  Total length of stay (days), median (IQR)3 (2, 6)3 (1, 11)0.72c
  Length of stay after procedure (days), median (IQR)2 (1, 3)2 (1, 3)0.37c
  Adverse outcomes, 1 month, n (%)0.09b
    No34 (82.9%)19 (100%)
    Yes7 (17.1%)0 (0.0%)
      Major vascular complication1 (2.4%)0 (0.0%)
      Major bleeding2 (4.9%)0 (0.0%)
      New pacemaker2 (4.9%)0 (0.0%)
      Paravalvular leak1 (2.4%)0 (0.0%)
      Stroke, major vascular complication1 (2.4%)0 (0.0%)
  Adverse outcomes, 1 year, n (%)0.70b
    No36 (87.8%)16 (84.2%)
    Yes5 (12.2%)3 (15.8%)
      MI2 (4.9%)2 (10.5%)
      Major bleeding1 (2.4%)1 (5.3%)
      New pacemaker1 (2.4%)0 (0.0%)
      Unknown1 (2.4%)0 (0.0%)
  Repeat hospitalization (30 days), n (%)0.49b
    No34 (82.9%)14 (73.7%)
    Yes7 (17.1%)5 (26.3%)
      Acute respiratory failure1 (5.3%)0 (0.0%)
      Aspiration pneumonia0 (0.0%)1 (10.0%)
      Clostridium difficile1 (5.3%)0 (0.0%)
      Chest pain (deemed noncardiac)1 (5.3%)0 (0.0%)
      Dyspnea related to worsening HF1 (5.3%)0 (0.0%)
      Endocarditis0 (0.0%)1 (10.0%)
      Femur fracture from osteoporosis0 (0.0%)1 (10.0%)
      GI bleed0 (0.0%)1 (10.0%)
      Hemorrhagic shock (GI)1 (5.3%)0 (0.0%)
      Pulmonary embolism0 (0.0%)1 (10.0%)
      Sepsis (pneumonia)1 (5.3%)0 (0.0%)
      Pseudoaneurysm from procedure, new AFIB1 (5.3%)0 (0.0%)
  Cause of death, n (%)0.15d
    Not cardiovascular5 (12.2%)0 (0.0%)
    Cardiovascular3 (7.3%)4 (21.1%)
    Alive31 (75.6%)15 (78.9%)
    Unknown2 (4.9%)0 (0.0%)