borderline significanceP =0.06
Complex AVVr was an independent predictor of AVV reoperation (HR, 3.5 [95% CI, 1.4–9.0], P =0.01), whereas it showed borderline significance in death or transplant (HR, 1.9 95% CI, [0.97–3.9], P =0.06) and persistent or recurrent AVVR (HR, 1.7 [95% CI, 0.9–3.3], P =0.088).