Cardiovascular and Noncardiovascular Prescribing and Mortality After Takotsubo Comparison With Myocardial Infarction
Amelia E Rudd1, Graham Horgan2, Hilal Khan1
1Aberdeen Cardiovascular and Diabetes Centre, University of Aberdeen and NHS Grampian, Aberdeen, United Kingdom.
JACC. Advances
|May 22, 2024
Summary
Takotsubo syndrome patients face higher mortality, primarily cardiovascular, with no survival benefit from standard therapies. Certain medications like diuretics worsen outcomes in these patients.
Area of Science:
- Cardiology
- Public Health
- Epidemiology
Background:
- Takotsubo syndrome, a common cardiac emergency, lacks evidence-based treatments.
- Understanding mortality and medication impact is crucial for patient management.
Purpose of the Study:
- To investigate cardiovascular mortality rates in Takotsubo syndrome patients.
- To analyze medication use and its association with survival post-Takotsubo syndrome.
Main Methods:
- A case-control study matched Takotsubo syndrome patients (n=620) with general population (n=2,480) and myocardial infarction patients (n=620).
- Electronic health records were used to analyze mortality outcomes and drug prescribing.
- Cox proportional hazard regression models were employed for statistical analysis.
Main Results:
- Takotsubo syndrome patients had higher mortality (25%) than the general population (HR: 1.78) but lower than myocardial infarction patients (HR: 0.76).
- Cardiovascular deaths were significantly higher in Takotsubo syndrome patients compared to the general population (HR: 2.47).
- Cardiovascular therapies improved survival in myocardial infarction patients but not in Takotsubo syndrome patients; diuretics, anti-inflammatories, and psychotropics were linked to worse outcomes.
Conclusions:
- Cardiovascular mortality is the primary cause of death in Takotsubo syndrome.
- Current cardiovascular therapy use does not improve survival in Takotsubo syndrome patients.
- Specific medications are associated with adverse outcomes, warranting further investigation.
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