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Rate of guideline-directed medical therapy over time in HF QUIK. Figure Legend: Interrupted time series model graphs for the primary outcome of guideline-directed medical therapy (A); its components: ACE-I or ARB (B), beta-blocker (C) and aldosterone antagonist (D) are shown. The white background indicates control period and grey background indicates intervention period.
ACE-I: angiotensin converting enzyme inhibitor, ARB: angiotensin receptor blocker.
