Fig. 1From: Identification of risk factors for postoperative stage 3 acute kidney injury in patients who received surgical repair for acute type A aortic dissectionLong-term survival estimates with the use of Kaplan–Meier method after operation for acute type A aortic dissection by severity of acute kidney injury (AKI). Kaplan–Meier estimation before propensity score matching. Significant overall difference is observed (P < 0.001 by log-rank test)Back to article page