Author Contributions: Dr Wahbi had full access to all of the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.
Study concept and design: Wahbi, Meune, Béhin, Eymard, Duboc.
Acquisition of data: Wahbi, Bécane, Lazarus, Laforêt, Stojkovic, Béhin, Radvanyi-Hoffmann.
Analysis and interpretation of data: Wahbi, Meune, Porcher, Duboc.
Drafting of the manuscript: Wahbi, Porcher, Stojkovic, Béhin.
Critical revision of the manuscript for important intellectual content: Meune, Porcher, Bécane, Lazarus, Laforêt, Radvanyi-Hoffmann, Eymard, Duboc.
Statistical analysis: Meune, Porcher.
Obtained funding: Wahbi, Duboc.
Administrative, technical, or material support: Wahbi, Bécane, Lazarus, Laforêt, Béhin, Radvanyi-Hoffmann, Eymard, Duboc.
Study supervision: Wahbi, Meune.
Conflict of Interest Disclosures: The authors have completed and submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest. Dr Lazarus reported board membership with Boston Scientific, serving as a consultant to Sorin Group France, and employment with Biotronik France. Dr Laforêt reported being a member of an advisory board for Genzyme, having grants pending or receiving grants from Genzyme, and serving on speakers bureaus for Genzyme. No other authors reported disclosures.
Funding/Support: This study was funded by grants from the Association Française Contre les Myopathies (French Alliance Against Myopathies).
Role of the Sponsor: The Association Française Contre les Myopathies did not have a role in the design and conduct of the study; in the collection, management, analysis, or interpretation of the data; or in the preparation, review, or approval of the manuscript.
Additional Contributions: We thank Rodolphe Ruffy, MD (cardioscript.com), who reviewed our manuscript for style and language. Dr Ruffy was financially compensated for his contribution.