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CompletedNCT01423877Updated Apr 1, 2014

Comparative Effectiveness of Bariatric Surgery Versus Medical Management to Induce Diabetes Remission in Diabetic Patients With BMI 30-35

An observational study in Diabetes, sponsored by NYU Langone Health. Completed at 1 site in United States. Open to participants aged 18 Years to 80 Years. Per ClinicalTrials.gov, last updated 2014-04-01.

Sponsored by NYU Langone Health · Observational

Study type
Observational
Model
Case-only
Time perspective
Prospective
Enrollment
55
Ages
18 Years to 80 Years
Sex
All
01

Study summary

Specific Aims \& Hypothesis Primary Aim: To evaluate laparoscopic bariatric surgery versus intensive medical weight management on indices of insulin resistance and resolution of type 2 diabetes among patients with BMI 30-35.

Hypothesis: Bariatric surgery is the most effective treatment to induce diabetes remission in obese diabetic patients BMI 30-35.

The primary outcomes will be assessed at 6 months: (1) within-patient change in insulin resistance after either bariatric surgery or initiation of intensive medical weight management, and (2) remission of diabetes, (i.e., fasting glucose \<126mg/dL and glucose \<200mg/dL two hours after a standard 75g oral glucose load without the use of anti-hyperglycemic medications). Insulin resistance will be assessed at randomization and at 6 months with the homeostatic model assessment of insulin resistance (HOMA IR) based on insulin and fasting glucose, as well as oral glucose tolerance tests with area-under-the-curve (AUC) measurement for insulin values. Medication discontinuation will be derived from electronic health records and patient self-report at 6 months. Secondary outcomes will include changes in HBA1c, weight, blood pressure, waist circumference, and levels of fasting lipids.

02

Conditions studied

  • Diabetes

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Keywords

  • bariatric surgery
  • diabetes
  • sleeve gastrectomy
  • gastric bypass
  • gastric banding
03

In context

Diabetes Mellitus

10,925 studies on the registry are indexed under Diabetes Mellitus; 1,319 are open to participants now.

This study's planned enrollment of 55 is below the median of 233 across 2,220 observational studies indexed under Diabetes Mellitus.

Browse Diabetes Mellitus studies →

Lead sponsor

NYU Langone Health is the lead sponsor of 1,391 studies on the registry; 254 are open to participants now.

Of its 227 completed or terminated interventional studies of FDA-regulated products, 191 (84%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 80 Years
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Probability sample

Study population

Bariatric Clinic at Bellevue Hospital

Inclusion criteria

Patients eligible for study are adults (age ≥ 18) with type 2 diabetes who have a BMI 30-35, and are insured by Metroplus insurance, but otherwise meet NIH Consensus Criteria specifically (1) overweight for at least 5 years, (2) failure to lose weight with non-surgical means, (3) absence of medical or psychological contraindications, and (4) patient understanding of the procedure and its risks, and strong motivation to comply with the post-surgical regimen. Patients must have permission from their physician to participate in the study.

Exclusion criteria

Exclusion Criteria:

Exclusions include being deemed unable to comply with the study protocol (either self-selected or by indicating during screening that s/he could not complete all requested tasks), participation in other obesity- or diabetes-related clinical trials, or diagnosis of cognitive dysfunction or significant psychiatric comorbidity.

05

Study design

Observational model
Case-only
Time perspective
Prospective
Enrollment
55 participants (estimated)
06

What researchers measure

Primary outcomes

  1. Insulin Resistance

    Within-patient change in insulin resistance after either bariatric surgery or initiation of intensive medical weight management, and remission of diabetes, (i.e., fasting glucose \<126mg/dL and glucose \<200mg/dL two hours after a standard 75g oral glucose load without the use of anti-hyperglycemic medications). Insulin resistance will be assessed at randomization and at 6 months with the homeostatic model assessment of insulin resistance (HOMA IR) based on insulin and fasting glucose, as well as oral glucose tolerance tests with area-under-the-curve (AUC) measurement for insulin values.

    Time frame: 6 months

Secondary outcomes

  1. Vitals status

    changes in HBA1c, weight, blood pressure, waist circumference, and levels of fasting lipids

    Time frame: 6 Months

07

Study locations

1 site
  • Bellevue Hospital Center
    New York, New York 10016, United States
08

References and documents

Publications

  • Parikh M, Chung M, Sheth S, McMacken M, Zahra T, Saunders JK, Ude-Welcome A, Dunn V, Ogedegbe G, Schmidt AM, Pachter HL. Randomized pilot trial of bariatric surgery versus intensive medical weight management on diabetes remission in type 2 diabetic patients who do NOT meet NIH criteria for surgery and the role of soluble RAGE as a novel biomarker of success. Ann Surg. 2014 Oct;260(4):617-22; discussion 622-4. doi: 10.1097/SLA.0000000000000919. PubMed 25203878 ↗
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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Apr 1, 2014, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT01423877
Lead sponsor
NYU Langone Health
Responsible party
Sponsor
First posted
Aug 26, 2011
Start date
Aug 2011
Primary completion
Sep 2013
Completion
Sep 2013
Last update
Apr 1, 2014

Oversight

Data monitoring committee
Yes
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Mar 2014. You cannot join it, but the record below documents what was studied.

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