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About this Webcast

Join this expert-led panel on October 16, 2018, as they discuss the harm and wasted resources overdiagnosis and overtreatment can cause, and the new formula needed to identify and assess these issues. Throughout this 1-hour Webcast panelists will:

  • Present striking examples of overdiagnosis and overtreatment as applicable to many common chronic medical conditions and screening tests
  • Explain Number Needed to Treat to Benefit (NNTB), Number Needed to Treat to Harm (NNTH), and Patient-Oriented Endpoints that Matter (POEMs)
  • Discuss how understanding cost per POEM achieved provides a unique view of value in health care

What you’ll learn

By the end of this Webcast you’ll be able to:

  • Describe how population-wide screening may have unintended consequences of overdiagnosing conditions, such as unnecessary treatment and care
  • Differentiate between relative risk reduction (RRR) and other potentially misleading statistics presented in medical literature, versus meaningful statistics such as absolute risk reduction and its inverse, Number Needed to Treat
  • This IHI/NPSF webcast is approved for a total of 1 continuing education credit for nurses, physicians, risk managers, and quality professionals. It is also approved for 1 hour toward Certified Professional in Patient Safety recertification.


James Leo James D. Leo, MD, FACP, FCCP is MemorialCare’s Chief Medical Officer, and is responsible for system-wide oversight of development and advancement of evidence-based, Best Practice Medicine for the MemorialCare Health System; for engaging with health system leadership to promote physician integration and involvement in system strategic development; for partnering with Informatics, Research, and Data Strategy teams to promote the optimization of clinical outcomes; and to provide physician leadership for a system-wide approach to optimal utilization of precious resources. A graduate of MIT, Dr. Leo received his M.D. degree from the University of California at San Francisco. Dr. Leo holds board certification in internal medicine, critical care medicine, emergency medicine, and clinical lipidology, and has been a practicing critical care medicine and internal medicine at Long Beach Memorial Medical Center for 31 years.

Helen Macfie Helen Macfie, PharmD, FABC, is MemorialCare’s Chief Transformation Officer, and is responsible for facilitation of system-level transformation and performance improvement for MemorialCare’s population health, clinical quality, patient safety, Lean and strategic planning efforts. Her passion is the pursuit of safer and the highest quality care for every patient in pursuit of the Triple Aim. Receiving her Pharm.D. degree from the University of California at San Francisco and following two post-graduate residencies, Helen practiced in hospital-based clinical pharmacy settings for thirteen years before assuming leadership roles in three different health systems in southern California for the past two decades. Helen was named one of the Top Eight Health System Chief Transformation Officers and Top 50 Patient Safety Experts Leading the Field by Becker’s Hospital Review for 2016 and sits on the Joint Commission Pioneers in Quality Advisory Panel. She speaks nationally at forums focused on improving healthcare strategy, integration of lean principles, and on performance improvement and patient safety. She serves as faculty for the Institute for Healthcare Improvement’s (IHI’s) Patient Safety Executive course and Population Health Leadership course.


Madge Kaplan Madge Kaplan, IHI’s Director of Communications, is responsible for developing new and innovative means for IHI to communicate the stories, leading examples of change, and policy implications emerging from the world of quality improvement ― both in the U.S. and internationally. Prior to joining IHI in July 2004, Ms. Kaplan spent 20 years as a broadcast journalist for public radio – most recently working as a health correspondent for National Public Radio. Ms. Kaplan was the creator and Senior Editor of Marketplace Radio's Health Desk at WGBH in Boston, and was a 1989/99 Kaiser Media Fellow in Health. She has produced numerous documentaries, and her reporting has been recognized by American Women in Radio and Television, Pew Charitable Trusts, American Academy of Nursing and Massachusetts Broadcasters Association.