Comparison of Effectiveness of Cardiac Resynchronization Therapy in Patients With Versus Without Diabetes Mellitus

The effect of long-term cardiac resynchronization therapy (CRT) was evaluated in 32 patients with heart failure (HF) and diabetes mellitus (DM) compared with 65 patients with HF and no DM. Clinical parameters were obtained before and after 6 months of CRT. Long-term follow-up was performed <2 years after implantation.