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Sunday, November 24, 2013

The ePrognosis App: How Calculating Life Expectancy Can Influence Healthcare Decision-Making

Today's post was shared by The Health Care Blog and comes from

By Leslie Kernisan, MD

Last month an intriguing new decision support app launched, created by experts in geriatrics and palliative care. It’s meant to help with an important primary care issue: cancer screening in older adults.
Have you ever asked yourself, when considering cancer screening for an older adult, whether the likely harms outweigh the likely benefits?
Maybe you have, maybe you haven’t. The sentence above, after all, is a bit of wonky formulation for the following underlying questions:
  • How long is this person likely to live, given age and health situation?
  • Given this person’s prognosis, does cancer screening make sense?
The first question seems like one that could easily occur to a person — whether that be a patient, a family member, or a clinician – although I suspect it doesn’t occur to people perhaps as often as it should.
As for the second question, I’m not sure how often it pops up in people’s minds, although it’s certainly very important to consider, given what we now know about the frequent harms of cancer screening in the elderly, and usually less frequent benefits.
Furthermore, there is abundant evidence that “inappropriate” cancer screening remains common. “Inappropriate” meaning the screening of people who are so unwell and/or old that they’re unlikely to live long enough to benefit from screening.
For instance, one astounding study found that 25% of physicians said...
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