ANGPT1 and acute kidney injury: Higher soluble VCAM (RR 1.29, 95% CI 1.08, 1.54, p = 0.005) and lower Ang-1 (RR 0.84, 95% CI 0.78, 0.89, p < 0.001) were associated with the nonresolving AKI subphenotype (Additional file 1: Table S6).