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Zefeng Zhang, Division for Heart Disease and Stroke Prevention, Centers for Disease Control and Prevention, 4770 Buford Highway NE, Mail Stop S107-1,Atlanta, GA 30341, USA. Email: hwv0@cdc.gov
Zefeng Zhang, Henry S. Kahn, and Quanhe Yang conceived and designed the study. Zefeng Zhang and Quanhe Yang analyzed the data; Zefeng Zhang and Quanhe Yang produced the figures and tables. Zefeng Zhang, Henry S. Kahn, Sandra L. Jackson, Euridice Martinez Steele, Cathleen Gillespie, and Quanhe Yang interpreted the data. Zefeng Zhang and Henry S. Kahn searched the literature and wrote the first draft, with insightful contributions from Sandra L. Jackson, Euridice Martinez Steele, Cathleen Gillespie, and Quanhe Yang. All authors contributed to the revision of the first draft and reviewed and approved the final version of the paper.
We would like to thank the staff and participants in NHANES 2011 through 2016 for their hard work and dedication. We also warmly thank our colleagues from Brazil for the development of Nova classification system. The findings and conclusions in this report are those of the authors and do not necessarily represent the official position of the Centers for Disease Control and Prevention. Data described in the manuscript, code book, and analytic code will be made available pending email request to corresponding author.
The authors declared no conflict of interest.