Tuesday, February 9, 2016

Cliffhangers in the ED

bandwidth in the ED St.Emlyn's
St.Emlyn’s - February 9, 2016 - By Richard Carden
"I was fortunate enough to be on receiving end of a comprehensive introduction to human factors, courtesy of Dr Gareth Grier, who I am lucky enough to work with as one of my bosses. Amongst the many concepts we talked about, a common denominator was bandwidth, something that many of us are already familiar with and others may be new to.

So What Does This All Mean?
  • We have limited bandwidth
  • Bandwidth is our ability to attend to tasks at hand
  • We are able to deal with 7 +/- 2 bits of information
  • The Zeigarnik effect reduces our bandwidth
  • Increasing cognitive load decreases bandwidth and increases errors
  • Distractions are common source of increased cognitive load
  • Expertise results in heuristics that allow us to bypass our working memory
Further reading