2.6. Diet Adherence and Physical Activity
Adherence to the TRE diet was measured using a paper or digital adherence log, which recorded the time each participant started and stopped eating each day. The day was labeled as adherent if the log showed that the subject ate within the correct eating window that day. If they did not, the day was labeled as nonadherent. Compliance with the TRE diet was expressed as percentage of adherent days from baseline to month 12. Adherence to CR was expressed as the percentage of participants who were compliant with their calorie targets (within ±200 kcal). Energy intake and dietary composition were assessed through a 7-day food log using the Automated Self-Administered 24-hour (ASA-24) diet assessment tool [