ST. PAUL, Minn.--(BUSINESS WIRE)--St. Jude Medical, Inc. (NYSE: STJ) today commends the efforts of investigators in the Multicenter Automatic Defibrillator Implantation Trial with Cardiac Resynchronization Therapy (MADIT-CRT). The early results of the trial indicate that early intervention with CRT-D therapy can slow a patient’s progression from early stage heart failure (NYHA Class I-II) to late stage heart failure (NYHA Class III-IV).