The goal of this clinical trial is to learn about the effects of time-restricted eating in patients with history of acute coronary syndrome. The main questions it aims to answer are: 1) Is 10-hr TRE safe and feasible for patients with ACS; 2)What are the impacts of 10-hr TRE on anthropometric measurements, cardiometabolic health and cardiovascular health compared to ad libitum eating in patients with ACS?. Participants will be asked to limit eating duration to 10 hours daily.
Justification: The effects of TRE on humans varies results, with some showing improvements in weight loss, insulin sensitivity, and cardiovascular markers, while others exhibiting no significant changes. TRE studies on metabolically altered individuals especially patients with heart diseases are limited. Written approval of the study has been obtained from the Universiti Teknologi MARA Ethics Committee before commencement of this study. The TRES study utilizes an investigator-led, pragmatic, parallel, randomized, single-blinded clinical trial design to evaluate the safety, feasibility, and effectiveness of a 10-hour time-restricted eating (TRE) intervention compared to unrestricted eating in patients diagnosed with acute coronary syndrome. The study aims to assess the impact of TRE on anthropometric measurements, as well as cardiometabolic and cardiovascular health outcomes. The duration of the randomized controlled trial (RCT) spans a period of five weeks. The trial consisted of a baseline period of one week, which was then followed by a four-week intervention phase. The participants will be assigned randomly to either the TRE (Time-Restricted Eating) group or the control group, which involves ad libitum eating. They will be instructed to adhere to their allotted eating duration during the four-week intervention period.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
DOUBLE
Enrollment
48
Time-restricted eating is a form of intermittent fasting. In this study, 10-hr TRE will be employed, where eating duration is limited to 10 hours. Participants are allowed to consume non-caloric beverages during fasting period.
Pusat Perkhidmatan Klinikal (CTC) UiTM
Kuala Selangor, Malaysia
RECRUITINGChange in weight
unit: kg
Time frame: 4 weeks (pre- & post intervention)
Change in lean body mass
unit : kg
Time frame: 4 weeks (pre- & post intervention)
Change in fat mass
unit : kg
Time frame: 4 weeks (pre- & post intervention)
Change in fasting glucose concentration
Glycaemic biomarker, unit: mmol/L
Time frame: 4 weeks (pre- & post intervention)
Change in fasting insulin concentration
Glycaemic biomarker, unit:pmol/L
Time frame: 4 weeks (pre- & post intervention)
Change in total cholesterol concentration
Lipid metabolism biomarker, unit: mmol/L
Time frame: 4 weeks (pre- & post intervention)
Change in high-density lipoprotein concentration
Lipid metabolism biomarker, unit: mmol/L
Time frame: 4 weeks (pre- & post intervention)
Change in low-density lipoprotein concentration
Lipid metabolism biomarker, unit: mmol/L
Time frame: 4 weeks (pre- & post intervention)
Change in triglycerides concentration
Lipid metabolism biomarker, unit: mmol/L
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Time frame: 4 weeks (pre- & post intervention)
Change in C-reactive protein concentration
Inflammatory biomarkers, unit: mg/dL
Time frame: 4 weeks (pre- & post intervention)
Change in Malondialdehyde (MDA) level
Oxidative stress Lipid peroxidation, unit:μmol/L
Time frame: 4 weeks (pre- & post intervention)
Change in flow-mediated dilatation,
Endothelial function, unit:%
Time frame: 4 weeks (pre- & post intervention)
Change in Brachial-ankle pulse wave velocity
arterial stiffness, unit:m/s
Time frame: 4 weeks (pre- & post intervention)
Change in perceived appetite
Visual analog scale (VAS), linear scale in 100mm (not hungry at all-extremely hungry)
Time frame: 4 weeks (pre- & post intervention)
Adverse event monitoring
Report of incidence of adverse events for safety monitoring
Time frame: 4 weeks
Change in Hemoglobin level
Safety monitoring, unit: g/dl
Time frame: 4 weeks
Change in sleep quality
Pittsburgh Sleep Quality Index (PSQI) scale, A higher score indicates a worse sleep quality. PSQI score \>5= poor sleep.
Time frame: 4 weeks (pre- & post intervention)
Change in physical activity
Short version of the International Physical Activity Questionnaire (IPAQ), unit: metabolic equivalent (MET)-minutes
Time frame: 4 weeks (pre- & post intervention)