Population
2,438 consecutive patients successfully implanted with a CRT device with or without an ICD between November…
Design
Cross-sectional
Follow-up
at discharge (median hospitalization 3 days)
Authors
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Real-world CRT targets advanced HF with acute QRS narrowing; extends trial data but leaves outcome validation open.
The European CRT survey provides real-world benchmarking data demonstrating that CRT is primarily implanted in patients with severe heart failure and wide QRS, achieving significant QRS reduction at discharge with complication rates comparable to randomized trials.
Dickstein et al. (2009) studied this question.
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