What’s my threat, physician? The way to convey illness threat and therapy results

  1. Michael Bretthauer, professor,
  2. Mette Kalager, professor
  1. Scientific Effectiveness Analysis Group, College of Oslo, Oslo, Norway
  1. Correspondence to M Bretthauer michael.bretthaueratmedisin.uio.no

What you have to know

  • Relative results of therapies are sometimes described in affected person encounters, scientific journals, and mass media, though used alone to information determination making they’re inadequate and probably deceptive

  • Absolute therapy results along with absolutely the threat of illness one desires to stop or deal with are extra informative and needs to be used as a substitute

  • Discussions about motion thresholds for absolute illness threat and absolute therapy results are essential in affected person encounters and elsewhere within the healthcare system

Ms Olsen is a 65 12 months previous lady with hypercholesterolaemia and hypertension. Her physician tells her that she will scale back her threat of getting a serious cardiovascular occasion by as much as 50% if she takes a statin. “That’s nice,” she thinks, “50% discount is rather a lot!” She feels completely happy and effectively knowledgeable and plans to take the statin.

After she comes house, she remembers her current dialog with a automobile supplier (she actually wanted a brand new automobile). He advised her a automobile he had in his lot was diminished in value by 15%. Could also be a great deal, she thought, and requested for the value of the automobile. Sadly it was far too excessive, even with the 15% off. She thought the supplier had not been trustworthy since he didn’t inform her the value upfront, solely the low cost.

Threat for illness and for therapy results is conveyed in some ways: relative or absolute, in percentages, hazards, or odds ratios. Some are extra informative than others, and lots of the most steadily used are arduous to grasp. This text outlines the right way to convey advantages, harms, and burden of interventions to sufferers and society in an informative approach, and provides pointers for speaking absolute and relative dangers in session with sufferers, colleagues, and coverage makers.

Belief and shared determination making

Belief in docs and well being professionals is prime for informative affected person …