NCT01695629

Brief Summary

Clinical in vivo confocal microscopy (IVCM) is a relatively new technique of corneal evaluation that permits non-invasive imaging of corneal structures on the cellular level. Precise anatomic characterization of corneal structures, including corneal nerves, can be rapidly performed with high resolution.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
37

participants targeted

Target at P25-P50 for all trials

Timeline
Completed

Started Jan 2011

Longer than P75 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

Study Start

First participant enrolled

January 1, 2011

Completed
1.7 years until next milestone

First Submitted

Initial submission to the registry

September 26, 2012

Completed
2 days until next milestone

First Posted

Study publicly available on registry

September 28, 2012

Completed
3.2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 1, 2015

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2015

Completed
Last Updated

December 7, 2015

Status Verified

December 1, 2015

Enrollment Period

4.9 years

First QC Date

September 26, 2012

Last Update Submit

December 3, 2015

Conditions

Outcome Measures

Primary Outcomes (1)

  • changes between control and diabetic patients

    12 years

Study Arms (2)

None to Mild

Subjects with Diabetes with none to mild peripheral neuropathy

Severe

Subjects with diabetes with severe neuropathy

Eligibility Criteria

Age18 Years - 99 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodProbability Sample
Study Population

Subjes\\cts with diabetes with none, mild or severe neuropathy

You may qualify if:

  • diabetes

You may not qualify if:

  • history of laser eye surgery, corneal disease, multiple sclerosis, Parkinson's disease, or any known systemic neuropathy.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Kellogg Eye Center

Ann Arbor, Michigan, 48105, United States

Location

Related Publications (1)

  • DeMill DL, Hussain M, Pop-Busui R, Shtein RM. Ocular surface disease in patients with diabetic peripheral neuropathy. Br J Ophthalmol. 2016 Jul;100(7):924-928. doi: 10.1136/bjophthalmol-2015-307369. Epub 2015 Oct 23.

Biospecimen

Retention: SAMPLES WITHOUT DNA

Skin biopsy from leg

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Assistant Professor, Department of Ophthalmology

Study Record Dates

First Submitted

September 26, 2012

First Posted

September 28, 2012

Study Start

January 1, 2011

Primary Completion

December 1, 2015

Study Completion

December 1, 2015

Last Updated

December 7, 2015

Record last verified: 2015-12

Locations