NCT01002521

Brief Summary

This observational study aims to identify risk factors and molecular mechanisms of impaired wound healing, to guide better foot care in the diabetic population.

Trial Health

43
At Risk

Trial Health Score

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

Trial has exceeded expected completion date
Enrollment
605

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Dec 2009

Typical duration for all trials

Geographic Reach
1 country

1 active site

Status
unknown

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

October 23, 2009

Completed
4 days until next milestone

First Posted

Study publicly available on registry

October 27, 2009

Completed
1 month until next milestone

Study Start

First participant enrolled

December 1, 2009

Completed
1.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2011

Completed
1 year until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2012

Completed
Last Updated

October 27, 2009

Status Verified

October 1, 2009

Enrollment Period

1.5 years

First QC Date

October 23, 2009

Last Update Submit

October 26, 2009

Conditions

Keywords

DiabetesvascularhaptoglobintumornecrosisfactoralphatrapsimpairedwoundhealingImpaired wound healing in patients with diabetes mellitus

Outcome Measures

Primary Outcomes (1)

  • Genetic Phenotyping (Haptoglobin and TRAPS)

    18 months

Secondary Outcomes (3)

  • Reactive Hyperemia Index and Augmentation Index

    18 months

  • Depression

    18 months

  • Quality of Life

    18 months

Study Arms (2)

Cases

Persons With Diabetes (PWD) who have current non-healing ulcer(s)

Controls

Persons With Diabetes (PWD) with no current ulcers and no history of ulcers

Eligibility Criteria

Sexall
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Black Barbadians who are clinically diagnosed as type II diabetes mellitus patients

You may qualify if:

  • clinical diagnosis of diabetes
  • Barbadian national
  • self reported ethnicity of Black/African descent
  • clear knowledge of ulcer history

You may not qualify if:

  • no clinical diagnosis of diabetes
  • non-national of Barbados
  • self reported ethnicity not Black/African Descent
  • unclear knowledge of ulcer history

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Chronic Disease Research Centre

Bridgetown, Saint Michael, BB11115, Barbados

Location

Related Publications (2)

  • Hennis AJ, Fraser HS, Jonnalagadda R, Fuller J, Chaturvedi N. Explanations for the high risk of diabetes-related amputation in a Caribbean population of black african descent and potential for prevention. Diabetes Care. 2004 Nov;27(11):2636-41. doi: 10.2337/diacare.27.11.2636.

    PMID: 15504998BACKGROUND
  • Hambleton IR, Jonnalagadda R, Davis CR, Fraser HS, Chaturvedi N, Hennis AJ. All-cause mortality after diabetes-related amputation in Barbados: a prospective case-control study. Diabetes Care. 2009 Feb;32(2):306-7. doi: 10.2337/dc08-1504. Epub 2008 Nov 4.

    PMID: 18984775BACKGROUND

Biospecimen

Retention: SAMPLES WITH DNA

Whole blood,Serum,DNA,Urine

MeSH Terms

Conditions

Diabetes MellitusNeoplasmsNecrosisPeriodic fever, familial, autosomal dominantWounds and Injuries

Condition Hierarchy (Ancestors)

Glucose Metabolism DisordersMetabolic DiseasesNutritional and Metabolic DiseasesEndocrine System DiseasesPathologic ProcessesPathological Conditions, Signs and Symptoms

Study Officials

  • Robert C Landis, PhD

    University of the West Indies

    PRINCIPAL INVESTIGATOR
  • Anselm J Hennis, PhD

    Univesity of the West Indies

    STUDY CHAIR
  • Ian R Hambleton, PhD

    University on the West Indies

    STUDY CHAIR
  • Andre R Greenidge, BSc

    University of the West Indies

    STUDY DIRECTOR

Central Study Contacts

Study Design

Study Type
observational
Observational Model
CASE CONTROL
Time Perspective
CROSS SECTIONAL
Sponsor Type
OTHER

Study Record Dates

First Submitted

October 23, 2009

First Posted

October 27, 2009

Study Start

December 1, 2009

Primary Completion

June 1, 2011

Study Completion

June 1, 2012

Last Updated

October 27, 2009

Record last verified: 2009-10

Locations