NCT01609387

Brief Summary

This study is a double blind randomized controlled trial.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
300

participants targeted

Target at P75+ for phase_4 obesity

Timeline
Completed

Started Jul 2011

Longer than P75 for phase_4 obesity

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

Study Start

First participant enrolled

July 1, 2011

Completed
3 months until next milestone

First Submitted

Initial submission to the registry

September 15, 2011

Completed
9 months until next milestone

First Posted

Study publicly available on registry

June 1, 2012

Completed
3.3 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 1, 2015

Completed
2 months until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2015

Completed
Last Updated

May 3, 2016

Status Verified

May 1, 2016

Enrollment Period

4.3 years

First QC Date

September 15, 2011

Last Update Submit

May 2, 2016

Conditions

Keywords

Vitaminemineralobese patientsVitamine en mineral shortage in obese patients

Outcome Measures

Primary Outcomes (1)

  • Reduction of iron deficiency in obese patients

    one year

Secondary Outcomes (1)

  • Reduction of vitamin D and vitamin B12 deficiency

    one year

Study Arms (6)

Gastric Banding new vitamins

EXPERIMENTAL

Randomization between optimal multivitamins for bariatric surgery and normal over the counter multivitamins (in Gastric Band patients)

Dietary Supplement: Fit For me

Gastric Banding current vitamins

ACTIVE COMPARATOR

Randomization between optimal multivitamins for bariatric surgery and normal over the counter multivitamins (in Gastric Band patients)

Dietary Supplement: Davitamon

RYGB new vitamins

EXPERIMENTAL

Randomization between optimal multivitamins for bariatric surgery and normal over the counter multivitamins (in RYGB patients

Dietary Supplement: Fit For me

RYGB current vitamins

ACTIVE COMPARATOR

Randomization between optimal multivitamins for bariatric surgery and normal over the counter multivitamins (in RYGB patients)

Dietary Supplement: Davitamon

Gastric sleeve new vitamins

EXPERIMENTAL

Randomization between optimal multivitamins for bariatric surgery and normal over the counter multivitamins (in Gastric Sleeve patients)

Dietary Supplement: Fit For me

Gastric sleeve current vitamins

ACTIVE COMPARATOR

Randomization between optimal multivitamins for bariatric surgery and normal over the counter multivitamins (in Gastric Sleeve patients)

Dietary Supplement: Davitamon

Interventions

Fit For meDIETARY_SUPPLEMENT
Gastric Banding new vitaminsGastric sleeve new vitaminsRYGB new vitamins
DavitamonDIETARY_SUPPLEMENT
Gastric Banding current vitaminsGastric sleeve current vitaminsRYGB current vitamins

Eligibility Criteria

Age18 Years - 65 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Patients on the waiting list for RYGB or gastric band and meets
  • Age between 18-65 years

You may not qualify if:

  • Creatinine \> 150micromol / L
  • Liver enzymes \> 2 times the upper limit
  • Previous surgery on the gastrointestinal tract
  • Intercurrerence disease
  • Gastrointestinal Diseases
  • Psychiatric illness
  • Drugs that affect bone metabolism
  • Known pregnancy

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Rijnstate Hospital

Arnhem, Wagnerlaan 55, 6815 AD, Netherlands

Location

Related Publications (1)

  • Heusschen L, Schijns W, Ploeger N, Deden LN, Hazebroek EJ, Berends FJ, Aarts EO. The True Story on Deficiencies After Sleeve Gastrectomy: Results of a Double-Blind RCT. Obes Surg. 2020 Apr;30(4):1280-1290. doi: 10.1007/s11695-019-04252-1.

MeSH Terms

Conditions

ObesityAvitaminosisCalcinosis

Interventions

Tocopherols

Condition Hierarchy (Ancestors)

OverweightOvernutritionNutrition DisordersNutritional and Metabolic DiseasesBody WeightSigns and SymptomsPathological Conditions, Signs and SymptomsDeficiency DiseasesMalnutritionCalcium Metabolism DisordersMetabolic Diseases

Intervention Hierarchy (Ancestors)

Vitamin EBenzopyransPyransHeterocyclic Compounds, 1-RingHeterocyclic CompoundsHeterocyclic Compounds, 2-RingHeterocyclic Compounds, Fused-Ring

Study Officials

  • Frits Berends, MD,PhD

    Rijnstate Arnhem

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Investigator

Study Record Dates

First Submitted

September 15, 2011

First Posted

June 1, 2012

Study Start

July 1, 2011

Primary Completion

October 1, 2015

Study Completion

December 1, 2015

Last Updated

May 3, 2016

Record last verified: 2016-05

Locations