NCT03952728

Brief Summary

This study investigates whether an intensive lifestyle intervention for type 2 diabetes had long-term effects on Medicare enrollment, health care use, and health care spending.

Trial Health

100
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
2,796

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Dec 2016

Longer than P75 for all trials

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

December 19, 2016

Completed
2 years until next milestone

First Submitted

Initial submission to the registry

December 13, 2018

Completed
5 months until next milestone

First Posted

Study publicly available on registry

May 16, 2019

Completed
3.1 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 30, 2022

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

June 30, 2022

Completed
Last Updated

September 30, 2022

Status Verified

September 1, 2022

Enrollment Period

5.5 years

First QC Date

December 13, 2018

Last Update Submit

September 29, 2022

Conditions

Outcome Measures

Primary Outcomes (4)

  • Total inpatient (general hospital/acute care) discharges

    This is based on patient-level HEDIS specifications.

    12-years

  • Total inpatient (general hospital/acute care) days

    This is based on patient-level HEDIS specifications.

    12-years

  • Total number of emergency department visits

    This is based on patient-level HEDIS specifications.

    12-years

  • Medicare Part D Prescription Drug Fill Count

    Derived measure indicating number of 30-day supply equivalents in each year.

    12-years

Secondary Outcomes (8)

  • Total Medicare spending

    12-years

  • Medicare inpatient payments

    12-years

  • Medicare Part D drug payments

    12-years

  • Medicare Part D drug costs

    12-years

  • Medicare outpatient visits

    12-years

  • +3 more secondary outcomes

Other Outcomes (11)

  • Originally eligible for Medicare through Old Age and Survivor's Insurance

    12-years

  • Originally eligible for Medicare through Disability Insurance Benefits

    12-years

  • Originally eligible for Medicare due to End Stage Renal Disease (ESRD)

    12-years

  • +8 more other outcomes

Study Arms (2)

ILI/ Treatment group

This group includes Look AHEAD participants who were initially assigned to the intensive lifestyle intervention, consented to administrative data linkages, and were successfully linked to Medicare databases.

Behavioral: Intensive lifestyle intervention

Control group

This group includes Look AHEAD participants who were initially assigned to the diabetes support and education control arm, consented to administrative data linkages, and were successfully linked to Medicare databases.

Behavioral: Diabetes support and education

Interventions

Lifestyle intervention focused on weight loss through diet and physical activity

ILI/ Treatment group

Behavioral intervention focused on diabetes support and education

Control group

Eligibility Criteria

Age45 Years - 75 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

The study population includes Look AHEAD participants that consented to administrative data linkages, provided individual identifiers that could be linked with Medicare data, and were successfully linked to Medicare data.

You may qualify if:

  • Look AHEAD participation: met age requirements and other criteria at time of study enrollment (as noted in Look AHEAD Research Group (2013))
  • Consented to administrative data linkages
  • Provided individual identifiers that could be linked with Medicare databases
  • Were successfully linked to Medicare data

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Related Publications (2)

  • Look AHEAD Research Group; Wing RR, Bolin P, Brancati FL, Bray GA, Clark JM, Coday M, Crow RS, Curtis JM, Egan CM, Espeland MA, Evans M, Foreyt JP, Ghazarian S, Gregg EW, Harrison B, Hazuda HP, Hill JO, Horton ES, Hubbard VS, Jakicic JM, Jeffery RW, Johnson KC, Kahn SE, Kitabchi AE, Knowler WC, Lewis CE, Maschak-Carey BJ, Montez MG, Murillo A, Nathan DM, Patricio J, Peters A, Pi-Sunyer X, Pownall H, Reboussin D, Regensteiner JG, Rickman AD, Ryan DH, Safford M, Wadden TA, Wagenknecht LE, West DS, Williamson DF, Yanovski SZ. Cardiovascular effects of intensive lifestyle intervention in type 2 diabetes. N Engl J Med. 2013 Jul 11;369(2):145-54. doi: 10.1056/NEJMoa1212914. Epub 2013 Jun 24.

    PMID: 23796131BACKGROUND
  • Huckfeldt PJ, Frenier C, Pajewski NM, Espeland M, Peters A, Casanova R, Pi-Sunyer X, Cheskin L, Goldman DP. Associations of Intensive Lifestyle Intervention in Type 2 Diabetes With Health Care Use, Spending, and Disability: An Ancillary Study of the Look AHEAD Study. JAMA Netw Open. 2020 Nov 2;3(11):e2025488. doi: 10.1001/jamanetworkopen.2020.25488.

MeSH Terms

Conditions

Diabetes Mellitus, Type 2

Interventions

Educational Status

Condition Hierarchy (Ancestors)

Diabetes MellitusGlucose Metabolism DisordersMetabolic DiseasesNutritional and Metabolic DiseasesEndocrine System Diseases

Intervention Hierarchy (Ancestors)

Socioeconomic FactorsPopulation Characteristics

Study Officials

  • Peter J Huckfeldt, PhD

    University of Minnesota

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
RETROSPECTIVE
Sponsor Type
OTHER
Responsible Party
SPONSOR

Study Record Dates

First Submitted

December 13, 2018

First Posted

May 16, 2019

Study Start

December 19, 2016

Primary Completion

June 30, 2022

Study Completion

June 30, 2022

Last Updated

September 30, 2022

Record last verified: 2022-09

Data Sharing

IPD Sharing
Will not share

Use of Medicare data is restricted under a data use agreement between the Centers of Medicare and Medicaid Services and University of Southern California, Wake Forest, and the University of Minnesota.