Status:

ACTIVE_NOT_RECRUITING

TREAT to Improve Cardiometabolic Health

Lead Sponsor:

Columbia University

Collaborating Sponsors:

New York University

Salk Institute for Biological Studies

Conditions:

Overweight and Obesity

Prediabetes

Eligibility:

All Genders

50-75 years

Phase:

NA

Brief Summary

Over half of American adults have overweight or obesity and are at high risk of developing type 2 diabetes and cardiovascular diseases. Although caloric restriction has many health benefits, it is dif...

Detailed Description

American adults have a high prevalence of overweight, obesity and prediabetes. Small weight loss delays the progression to type 2 diabetes and decrease cardiovascular risk, yet adherence to long term ...

Eligibility Criteria

Inclusion

  • Inclusion Criteria:
  • age: 50-75y old
  • BMI ≥25 and ≤45 kg/m2
  • a diagnosis of prediabetes AND/OR fasting glucose 100 mg/dL and/or HbA1c 5.7% OR Type 2 Diabetes diet-controlled and/or treated with metformin AND meeting 2 or more of the following metabolic syndrome criteria:
  • diagnosis of hypertension on stable medication regimen
  • blood pressure \>120/\>80 mmHg
  • A diagnosis of dyslipidemia on stable regimen
  • triglycerides 150 mg/dL
  • HDL cholesterol men \<40 mg/dL and women \<50 mg/dL
  • waist circumference men: \>102 cm (\>40 in); women \>88 cm (\>35 in)
  • in possession of a smart phone (iPhone or Android)
  • 70% of days with logging adherence (2 or more log entries/day separated by at least 5h)
  • Sleep duration 6-h, with habitual self-reported wake up time \>5AM and before 11 AM and average self reported bed time \<2AM
  • habitually eat breakfast
  • with weight stability within 5% of screening for the last 3 months
  • English speaking (the App has not yet been translated)
  • must live in the New York City metro area
  • Exclusion criteria:
  • sleep disorder, e.g. known obstructive sleep apnea (OSA) on CPAP, severe OSA with apnea-hypopnea index \>30 events/h, significant daytime symptoms of OSA, periodic limb movements of sleep, narcolepsy, current shift work or in last 6-mo, travel more than 1 time zone during intervention; severe insomnia with score 15 on Insomnia Severity Index
  • significant organ system dysfunction/disease: severe pulmonary, kidney or cardiovascular disease; evidence of active illness (e.g., fever)
  • history of seizure disorder
  • previous bariatric surgery or on weight loss medication
  • history of or current significant food intake or psychiatric disorder
  • use of dietary supplements and/or medications known to affect sleep, circadian rhythms or metabolic function
  • smoking tobacco or using illegal or recreational drugs
  • consume excessive alcohol (women: \>14 drinks/wk; men: \>21 drinks/wk)
  • anemia (hemoglobin \<10 g/dl and hematocrit \<30%)
  • have conditions that render individual unable to complete all testing procedures \[e.g., unable to stay overnight or frequent travel across 1 time zones\]
  • extreme early and late chronotypes (\> 2AM bed time and wake up time before 5AM and \> 11AM)
  • severe food allergies
  • unwilling/unable to provide informed consent

Exclusion

    Key Trial Info

    Start Date :

    June 14 2021

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    June 30 2026

    Estimated Enrollment :

    57 Patients enrolled

    Trial Details

    Trial ID

    NCT04465721

    Start Date

    June 14 2021

    End Date

    June 30 2026

    Last Update

    May 18 2025

    Active Locations (1)

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    Page 1 of 1 (1 locations)

    1

    Columbia University

    New York, New York, United States, 10032