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Table 4 Saturated propensity score predicting a mean transvalvular gradient after AVR > 20 mmHg

From: Effect of surgeon on transprosthetic gradients after aortic valve replacement with Freestyle® stentless bioprosthesis and its consequences: A follow-up study in 587 patients

Predictors Odds ratio 95% CI
Male gender 1.83 1–3.36
Body height (cm) 0.98 0.93–0.99
Subcoronary implantation technique 11.4 2.59–49.9
Indexed geometric orifice area 0.12 0.05–0.28
Less-experienced surgeon 3.64 2.34–5–66
Ejection fraction (%?) 1.01 1–1.03
Preoperative maximum transvalvular gradient (mmHg) 1.01 0.99–1.02
White blood cell count (cells*1000/μl) 1.11 1.02–1.22
Total serum protein (g/dl) 0.55 0.4–0.77
Glutamic-oxalacetic transaminase (U/l) 0.97 0.93–0.99
Potassium (mmol/l) 0.48 0.29–0.78
Mean corpuscular volume (fl) 1.04 0.99–1.08
Atrial fibrillation 0.6 0.3–1.2
Chronic pulmonary disease 1.5 0.81–2.75
Renal insufficiency 1.41 0.82–2.41
Peripheral occlusive arterial disease 0.56 0.2–1.56
  1. CI – confidential interval