Thereafter, during the first 3 years of the trial, they received a leaflet explaining the low-fat diet (Table S2 in the Supplementary Appendix) on a yearly basis.

FORBES: The Mediterranean Diet: The New Gold Standard?

Thereafter, participants assigned to the control diet received personalized advice and were invited to group sessions with the same frequency and intensity as those in the Mediterranean-diet groups, with the use of a separate 9-item dietary screener (Table S3 in the Supplementary Appendix).

FORBES: The Mediterranean Diet: The New Gold Standard?