The purpose of this study is to compare the benefit of cardiac resynchronization therapy (CRT)-therapy in patients with a QRS-complex of 120-150 ms to patients with a QRS-complex of \> 150 ms.
The objective of this study is to compare the benefit of CRT-therapy in patients with a QRS-complex of 120-150 ms to patients with a QRS-complex of \> 150 ms within 12 months. A benefit is defined as change in quality of life and change in physical ability.
Study Type
OBSERVATIONAL
Enrollment
100
Klinikum der Christian Albrecht Universität / Kardiologische Abteilung
Kiel, Germany
Observational: Benefit of CRT
Time frame: 12 month
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