Population
188 consecutive individuals with Brugada syndrome enrolled in the Japan Idiopathic Ventricular Fibrillation…
Design
Cohort
Follow-up
mean 37 +/- 16 months
Authors
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May support QRS duration for risk stratification in Brugada syndrome; leaves open prospective validation before guiding therapy.
Prolonged QRS duration in precordial leads (r-J interval in V2 >= 90 ms and QRS duration in V6 >= 90 ms) may be useful for distinguishing high- from low-risk patients with Brugada syndrome.
Takagi et al. (2007) studied this question.
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