Mathematics · ECG Interpretation Methods
What is the standard, clinically accepted method used to calculate heart rate from an electrocardiogram (ECG) strip when the cardiac rhythm is highly irregular?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 112-second rhythm method (multiplying the number of complexes by 5)
- 2300 method (dividing 300 by the number of large boxes between two R waves)
- 36-second strip method (multiplying the number of R waves in a 6-second interval by 10)✓
- 41500 method (dividing 1500 by the number of small boxes between two R waves)
Correct answer
6-second strip method (multiplying the number of R waves in a 6-second interval by 10)
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