One of the most stressful professions

Nurses Say Stress Interferes With Caring For Their Patients
April 15, 2016
http://www.npr.org/sections/health-shots/2016/04/15/474200707/nurses-say-stress-interferes-with-caring-for-their-patients

a 2007 study in the American Journal of Respiratory and Critical Care Medicine found that 24 percent of ICU nurses and 14 percent of general nurses tested positive for symptoms of post-traumatic stress disorder.

Nursing has long been considered one of the most stressful professions, according to a review of research by the National Institute for Occupational Safety and Health at the Centers for Disease Control and Prevention in 2012. Nurses and researchers say it comes down to organizational problems in hospitals worldwide. That includes cuts in staffing …

Alleviating Job Stress in Nurses
Rashaun Roberts, PhD; Paula L. Grubb, PhD; James W. Grosch, MBA, PhD
June 25, 2012
http://www.medscape.com/viewarticle/765974

Levels of Evidence

What are the levels of evidence?
http://www.cebma.org/frequently-asked-questions/what-are-the-levels-of-evidence
CEBMa center for Evidence-Based Management

Levels of Evidence for Primary Research Questions
North American Sports Medicine Institute & Advances in Clinical Education
September 2011
http://rehabeducation.com/go/levels-of-evidence
Therapeutic studies. Prognostic studies. Diagnostic studies. Economic and Decision Analyses.

Levels of Evidence
http://www.sbimc.org/2001/fall/Ramaekers/sld013.htm

A classification for the levels of evidence used for therapeutic studies in EBM.
October 2012
http://lifeinthefastlane.com/cicm-saq-2012-1-q17

Complexity of the healthcare delivery system

Understanding Error
Chapter 1: System Complexity
http://accessmedicine.mhmedical.com/multimedia.aspx?IsPSM=true&multimediaID=6416966

The overall goal of this module is to introduce the learner to the complexity of the healthcare delivery system that contributes to patient harm despite best intentions and efforts.
Specifically, this module will define characteristics of complex systems and describe a framework for examining the nature of real work in complex systems.

related:
http://www.npr.org/blogs/health/2014/06/16/321682150/power-to-the-health-data-geeks