Related Experiment Videos
A system analysis of a suboptimal surgical experience
Robert C Lee1, David L Cooke, Michael Richards
1University of New Mexico, Department of Emergency Medicine, MSC10 5560, Albuquerque, NM 87131-0001, USA. rclee@salud.unm.edu.
Patient Safety in Surgery
|January 8, 2009
Summary
Cascading incidents in healthcare, stemming from system flaws and communication failures, led to suboptimal patient outcomes after routine surgery. System dynamics analysis identified root causes and areas for improvement in patient safety.
Area of Science:
- Healthcare Systems Analysis
- Patient Safety Research
- Medical Incident Investigation
Background:
- System analyses of healthcare incidents are infrequent.
- Presents a case study of cascading incidents following routine urologic surgery.
- Outcomes were suboptimal but not fatal.
Purpose of the Study:
- To analyze a series of patient safety incidents using a system dynamics approach.
- To interpret the sequence of events and identify contributing factors.
- To understand the dynamics of patient interaction with healthcare systems.
Main Methods:
- Employed a system dynamics approach with flow diagrams.
- Diagrams developed from patient experience, chart review, and physician discussions.
- Utilized an iterative process with a system dynamics expert.
Main Results:
- Incidents originated from design flaws and incremental system changes.
- Communication and procedural failures in preoperative assessment and surgery were key.
- System delays, communication failures, and capacity issues exacerbated incidents.
Conclusions:
- First reported use of system dynamics for patient safety experience analysis.
- Qualitative analysis aided system understanding and learning.
- Suggests further data collection and quantitative analysis for quality improvement.