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Feb 23 2024 This Week in Cardiology

This Week in Cardiology

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The Controversy of Observation in Medical Research

This chapter delves into the skepticism surrounding observational analysis in medical research, particularly regarding the impact of exercise on death rates and the technical aspects of image-guided PCI procedures. It discusses a study showing the benefits of image-guided PCI over angiography-guided procedures and questions the significance of reducing stent thrombosis events. The speaker highlights the disparity between impressive relative risks and small absolute risk differences, leading to the low adoption of image-guided procedures in interventional cardiology.

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