Author Contributions: Dr Daviglus 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 analyses.
Study concept and design: Daviglus, Liu, Stamler.
Acquisition of data: Daviglus, Garside, Greenland.
Analysis and interpretation of data: Daviglus,
Liu, Yan, Pirzada, Manheim, Manning, Wang, Dyer, Greenland, Stamler.
Drafting of the manuscript: Daviglus, Yan,
Critical revision of the manuscript for important
intellectual content: Daviglus, Liu, Yan, Manheim, Manning, Garside,
Dyer, Greenland, Stamler.
Statistical analysis: Liu, Manheim, Manning,
Obtained funding: Daviglus, Liu, Dyer, Greenland,
Administrative, technical, or material support:
Study supervision: Daviglus, Stamler.
Funding/Support: This study was supported by
grants from the National Heart, Lung, and Blood Institute (R01 HL62684 and
HL21010), the Illinois Regional Medical Program, the Chicago Health Research
Foundation, and private donors.
Role of the Sponsors: The funding organizations
had no role in the design or conduct of the study; the collection, analysis,
or interpretation of the data; or the preparation, review, or approval of
Acknowledgment: We are indebted to the officers
and employees of the Chicago companies and organizations whose invaluable
cooperation and assistance made this study possible; to the staff members
and volunteers involved in the Chicago Heart Association Detection Project
in Industry; and to our colleagues who contributed to this endeavor. An extensive
list of colleagues is given in Cardiology. 1993;82:191-222.