juurisyyseikan
Juurisyyseikan is a systematic investigation approach used to identify the underlying causes of problems in organizations and complex systems. The aim is to implement corrective actions that address the root causes, reducing the likelihood of recurrence rather than merely fixing symptoms. It is applied across industries such as manufacturing, information technology, healthcare, aviation, and public services, wherever reliability, safety, or quality are at stake.
In Finnish-language discussions, juurisyyseikan refers to the process of root cause investigation, and in international contexts
Common techniques used in juurisyyseikan include the 5 Whys, Ishikawa (fishbone) diagrams, fault tree analysis, and
Typical process steps involve defining the problem, collecting relevant data, constructing a cause-and-effect model, testing hypotheses,
See also: root cause analysis, quality management, corrective and preventive action.