Fig. 1

Mechanical complications in non-tunneled versus tunneled dialysis catheters used for AKI requiring renal replacement therapy. Abbreviations: NTDC, non-tunneled dialysis catheter; TDC, tunneled dialysis catheter. Procedural complications included need to pull back catheter, cuff migration, and missing the internal jugular vein. Bleeding complications included bleeding and hematoma formation. Functional complications included catheter malfunction, clotting, and need for exchange