Fig. 4 Comparative changes in left ventricular size.

ANZ = Australia/New Zealand Heart Failure Collaborative Group study (Doughty RN, et al. JACC 1997;29:1066); CRT = cardiac resynchronization therapy; ICD = implantable cardioverter defibrillator; LVEDV = left ventricular end-diastolic volume; MIRACLE = Multicenter InSync Randomized Clinical Evaluation (Medtronic SSE P010015; and Young JB, et al. JAMA 2003;289:2685–94); SOLVD = Studies of Left Ventricular Dysfunction (Greenberg et al. Circulation 1995;91:2573–81) Reproduced by permission of the American Heart Association.