Based on Ransohoff DF, McNaughton Collins M, Fowler FJ. Why is prostate cancer screening so common when the evidence is so uncertain? A system without negative feedback. Am J Med. 2002;113:663-7. See IM-15991 for a generic Stock Flow Map

Test Sensitivity and Specificity see ROC wikipedia and Tom Fawcett's 2006 article introduction to ROC Analysis, Can be linked to Brunswik Lens IM-1401

Insight synthesis of exchanges to better understand the basis of this decision. Unstructured additions from GMcD

• SystemsWiki Focus Page
• LinkedIn VSI Discussion

Based on diagrams in the NAP 2015 Report Improving diagnosis in health care process Compare with IM-885 Clinical judgment to provide context and and Decision Ladder IM-689 to provide decision process task detail

Test Sensitivity and Specificity see ROC wikipedia and Tom Fawcett's 2006 article introduction to ROC Analysis, Can be linked to Brunswik Lens IM-1401

Test Sensitivity and Specificity see ROC wikipedia and Tom Fawcett's 2006 article introduction to ROC Analysis, Can be linked to Brunswik Lens IM-1401