Why the study?
Does rate-responsive pacing improve exercise capacity, symptomatology, and quality of life compared to constant rate pacing in patients with pacemakers for heart block or sick sinus syndrome?
Does rate-responsive pacing improve exercise capacity, symptomatology, and quality of life compared to constant rate pacing in patients with pacemakers for heart block or sick sinus syndrome?
Rate-responsive pacing significantly improves exercise capacity and specific symptoms like shortness of breath and energy levels compared to constant rate pacing.
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Supports rate-responsive over fixed-rate VVI pacing in practice; confirms RCT benefits for exercise capacity and symptoms.
Lau et al. (1989) studied this question.
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