Combination of early rhythm control and healthy lifestyle on the risk of stroke in elderly patients with new-onset atrial fibrillation: a nationwide population-based cohort study.

For admission with heart failure, group 2 was associated with a lower risk than group 1; however, group 3 did not show a significant difference compared to group 1, while group 4 showed only a borderline significant trend toward a lower risk of admission for heart failure compared to group 1.

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