ANGPT2 and chronic kidney disease: However, in patients with CKD (eGFR < 60 mL/min/1.73 m2), there was no significant difference between serum Ang-2 levels of post-PCI and those of pre-PCI [median, 2851 (IQR, 1720–4286) vs. median, 2492 (IQR, 1434–4994) pg/mL; P = .925].