Illustration to highlight the design and analysis time frame (relative to the study start or index date) of different types of real-world evidence studies. Arrows.

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Presentation transcript:

Illustration to highlight the design and analysis time frame (relative to the study start or index date) of different types of real-world evidence studies. Arrows depict prospective or retrospective studies of various durations. Illustration to highlight the design and analysis time frame (relative to the study start or index date) of different types of real-world evidence studies. Arrows depict prospective or retrospective studies of various durations. A John Camm, and Keith A A Fox Open Heart 2018;5:e000788 ©2018 by British Cardiovascular Society