Defensive Medicine in Emergency Departments: Overuse of Cardiac Troponin Testing
Author Information
Author(s): Sayyad Mohammed Hani, Levi Nir, Bruoha Sharon, Zalut Todd, Taha Louay, Karmi Mohammad, Perel Nimrod, Maller Tomer, Zacks Netanel, Sherm Maayan, Fink Noam, Sabouret Pierre, Nasir Khurram, Bar-Sheshet Sarit, Glikson Michael, Asher Elad
Primary Institution: Shaare Zedek Medical Center, The Hebrew University of Jerusalem
Hypothesis
What are the reasons behind physicians ordering high-sensitivity cardiac troponin I tests in the emergency department?
Conclusion
Defensive medicine is common among emergency department physicians, leading to unnecessary cardiac troponin testing driven by concerns about liability.
Supporting Evidence
- 97.9% of physicians indicated that hs-cTnI testing was primarily for diagnosing acute cardiac events.
- 38.3% of physicians reported ordering hs-cTnI tests in non-cardiac patients due to medicolegal concerns.
- 53% of physicians admitted to working under medicolegal pressure.
Takeaway
Doctors sometimes order heart tests even when they aren't needed because they're worried about getting sued. This can lead to more tests than necessary.
Methodology
A prospective study involving 1890 patients in an emergency department who underwent hs-cTnI testing, with a questionnaire completed by 47 physicians.
Potential Biases
Physicians may unconsciously order tests due to ingrained practices from past experiences with liability concerns.
Limitations
The study was conducted in a single center over one month, which may limit the generalizability of the findings.
Participant Demographics
Of the 1890 patients, 53.2% were male, with a mean age of 63.5 years.
Statistical Information
P-Value
<0.001
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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