Funding for this research was provided by:
National Heart, Lung, and Blood Institute (HL118264, 2R01HL118264)
National Institute of Diabetes and Digestive and Kidney Diseases (R01DK102896)
Instituto de Salud Carlos III (RTIC G03/140, RD06/0045)
Universidad Carlos III de Madrid (CB06/03)
Text and Data Mining valid from 2019-11-13
Received: 21 August 2019
Accepted: 28 October 2019
First Online: 13 November 2019
Ethics approval and consent to participate
: The Research Ethics Committees for each of the PREDIMED recruitment centres approved the study protocol and all participants provided written informed consent.
: Not applicable.
: ER and RE received grants from the California Walnut Commission and personal fees from pharmaceutical and beverages companies. JS-S has received grants for research through his institution from the International Nut and Dried Fruit Council and is a nonpaid member of its Scientific Advisory Committee. The remaining authors reported no competing interests related to the study.