ACS-NSQIP MICA (Myocardial Infarction or Cardiac Arrest) Risk Calculator
- ACS-NSQIP MICA (Myocardial Infarction or Cardiac Arrest) Risk: Explanation and Clinical Context
The ACS-NSQIP MICA model estimates the probability of perioperative myocardial infarction or cardiac arrest within 30 days of surgery using five independent predictors: age, functional status, ASA class, serum creatinine, and procedure category. The logistic equation is x = 0.02×Age + Functional + ASA + Creatinine + Procedure − 5.25, and the risk = ex / (1 + ex).
Clinical Interpretation
A calculated risk < 1% indicates low perioperative cardiac risk; ≥ 1% indicates elevated risk requiring further optimization and risk mitigation strategies per perioperative guidelines.
References:
Gupta PK, et al. Circulation. 2011;124:381–387.
Omni Calculator “Gupta Risk Calculator” model documentation.
ACC/AHA Perioperative Guidelines 2014 and 2024 updates (≥1% threshold for elevated cardiac risk).
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