NCT06394479

Brief Summary

There is a lack of long-term data on the impact of bariatric surgery in type 1 diabetes (T1D). The aim of this study is to gain long-term outcome data on the effects of bariatric surgery in obese patients with T1D.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
50

participants targeted

Target at P25-P50 for all trials

Timeline
Completed

Started Dec 2019

Shorter than P25 for all trials

Geographic Reach
1 country

1 active site

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

First Submitted

Initial submission to the registry

December 6, 2019

Completed
Same day until next milestone

Study Start

First participant enrolled

December 6, 2019

Completed
3 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

February 28, 2020

Completed
29 days until next milestone

Study Completion

Last participant's last visit for all outcomes

March 28, 2020

Completed
4.1 years until next milestone

First Posted

Study publicly available on registry

May 1, 2024

Completed
Last Updated

May 1, 2024

Status Verified

April 1, 2024

Enrollment Period

3 months

First QC Date

December 6, 2019

Last Update Submit

April 27, 2024

Conditions

Outcome Measures

Primary Outcomes (1)

  • Post-surgical impact on body weight

    Body weight in kgpost-surgical A1c course

    1 year

Secondary Outcomes (2)

  • Post-surgical impact on metabolic changes

    1 year

  • Post-surgical impact on body weight and metabolic changes

    1 year

Interventions

Retrospective evaluation of clinical data

Also known as: Metabolic changes after bariatric surgery in T1D

Eligibility Criteria

Age18 Years - 75 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Obese patients with T1D, who underwent bariatric surgery

You may qualify if:

  • T1D-specific antibodies
  • C-peptide level
  • status after bariatric surgery

You may not qualify if:

  • T2D
  • patients without T1D
  • patients with T1d without bariatric surgery

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Sana obesity center

Remscheid, 42859, Germany

Location

Related Publications (13)

  • Kirwan JP, Aminian A, Kashyap SR, Burguera B, Brethauer SA, Schauer PR. Bariatric Surgery in Obese Patients With Type 1 Diabetes. Diabetes Care. 2016 Jun;39(6):941-8. doi: 10.2337/dc15-2732.

    PMID: 27222552BACKGROUND
  • Chillaron JJ, Flores Le-Roux JA, Benaiges D, Pedro-Botet J. Type 1 diabetes, metabolic syndrome and cardiovascular risk. Metabolism. 2014 Feb;63(2):181-7. doi: 10.1016/j.metabol.2013.10.002. Epub 2013 Oct 24.

    PMID: 24274980BACKGROUND
  • Fourlanos S, Narendran P, Byrnes GB, Colman PG, Harrison LC. Insulin resistance is a risk factor for progression to type 1 diabetes. Diabetologia. 2004 Oct;47(10):1661-7. doi: 10.1007/s00125-004-1507-3. Epub 2004 Oct 6.

    PMID: 15480539BACKGROUND
  • Lannoo M, Dillemans B, Van Nieuwenhove Y, Fieuws S, Mathieu C, Gillard P, D'Hoore A, Van Der Schueren B. Bariatric surgery induces weight loss but does not improve glycemic control in patients with type 1 diabetes. Diabetes Care. 2014 Aug;37(8):e173-4. doi: 10.2337/dc14-0583. No abstract available.

    PMID: 25061146BACKGROUND
  • Polsky S, Ellis SL. Obesity, insulin resistance, and type 1 diabetes mellitus. Curr Opin Endocrinol Diabetes Obes. 2015 Aug;22(4):277-82. doi: 10.1097/MED.0000000000000170.

    PMID: 26087341BACKGROUND
  • Chillaron JJ, Benaiges D, Mane L, Pedro-Botet J, Flores Le-Roux JA. Obesity and type 1 diabetes mellitus management. Minerva Endocrinol. 2015 Mar;40(1):53-60. Epub 2014 Nov 21.

    PMID: 25413942BACKGROUND
  • Corbin KD, Driscoll KA, Pratley RE, Smith SR, Maahs DM, Mayer-Davis EJ; Advancing Care for Type 1 Diabetes and Obesity Network (ACT1ON). Obesity in Type 1 Diabetes: Pathophysiology, Clinical Impact, and Mechanisms. Endocr Rev. 2018 Oct 1;39(5):629-663. doi: 10.1210/er.2017-00191.

    PMID: 30060120BACKGROUND
  • Mahawar KK, De Alwis N, Carr WR, Jennings N, Schroeder N, Small PK. Bariatric Surgery in Type 1 Diabetes Mellitus: A Systematic Review. Obes Surg. 2016 Jan;26(1):196-204. doi: 10.1007/s11695-015-1924-z.

    PMID: 26452482BACKGROUND
  • Ashrafian H, Harling L, Toma T, Athanasiou C, Nikiteas N, Efthimiou E, Darzi A, Athanasiou T. Type 1 Diabetes Mellitus and Bariatric Surgery: A Systematic Review and Meta-Analysis. Obes Surg. 2016 Aug;26(8):1697-704. doi: 10.1007/s11695-015-1999-6.

    PMID: 26694210BACKGROUND
  • Mottalib A, Kasetty M, Mar JY, Elseaidy T, Ashrafzadeh S, Hamdy O. Weight Management in Patients with Type 1 Diabetes and Obesity. Curr Diab Rep. 2017 Aug 23;17(10):92. doi: 10.1007/s11892-017-0918-8.

    PMID: 28836234BACKGROUND
  • Hussain A. The effect of metabolic surgery on type 1 diabetes: meta-analysis. Arch Endocrinol Metab. 2018 Apr 5;62(2):172-178. doi: 10.20945/2359-3997000000021. Print 2018 Mar-Apr.

    PMID: 29641734BACKGROUND
  • Akcay MN, Karadeniz E, Ahiskalioglu A. Bariatric/Metabolic Surgery in Type 1 and Type 2 Diabetes Mellitus. Eurasian J Med. 2019 Feb;51(1):85-89. doi: 10.5152/eurasianjmed.2018.18298.

    PMID: 30911264BACKGROUND
  • Landau Z, Kowen-Sandbank G, Jakubowicz D, Raziel A, Sakran N, Zaslavsky-Paltiel I, Lerner-Geva L, Pinhas-Hamiel O. Bariatric surgery in patients with type 1 diabetes: special considerations are warranted. Ther Adv Endocrinol Metab. 2019 Jan 30;10:2042018818822207. doi: 10.1177/2042018818822207. eCollection 2019.

    PMID: 30728940BACKGROUND

Study Officials

  • Christine Stier, MD

    Sana Klinikum Offenbach

    STUDY DIRECTOR

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
RETROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Study coordinator

Study Record Dates

First Submitted

December 6, 2019

First Posted

May 1, 2024

Study Start

December 6, 2019

Primary Completion

February 28, 2020

Study Completion

March 28, 2020

Last Updated

May 1, 2024

Record last verified: 2024-04

Locations