Effectiveness of Insoles Provided to Patients With Diabetes. A Longitudinal Randomized Controlled Study in Gothenburg

NCT ID: NCT01663519

Last Updated: 2019-07-29

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

114 participants

Study Classification

INTERVENTIONAL

Study Start Date

2008-01-31

Study Completion Date

2012-07-31

Brief Summary

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Introduction: Insoles and shoes are frequently prescribed to prevent foot ulcers in patients at risk of diabetes. A combination of neuropathy and foot deformities raises the risk from 1% to between 4-7% according to the Swedish National Board of Health and Welfare, Guidelines Diabetes Care 2010. Preventative care, which includes foot care, annual inspection of the feet, education and prescription of insoles in combination with well fitting shoes are supposed to decrease the risk of ulcers and prevent amputation. Further research is, however, needed to evaluate the effectiveness of these commonly prescribed insoles. The aim of this study is to compare three different types of insoles with respect to pressure distribution. Every 6 months follow-up is assessed until 24 months is reached.

Detailed Description

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Patients included in the study were randomized into 3 different groups. Group number 1 and 2 got custom made insoles out of EVA (Ethyl Vinyl Acetate) with different hardness 35 and 55 shore respectively. Group nr 3 got prefabricated insole with support of the medial arch and in the forefoot. The top layer was covered with a 2 mm cushioned material, 25 shore, made out of microcellular urethane. All patients were recommended to wear good walking shoes with a semi rigid outer sole and stable heel counter. One and the same technician made the casting and fabricated the insoles as well as delivered the devices. Deliverance occured 2-3 weeks after the first visit.

At deliverance base line measurement was assessed.

Conditions

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Diabetic Foot Neuropathy Quality of Life

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

NONE

Study Groups

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Prefabricated insoles

Prefabricated insoles with support in medial arch and metatarsal pad. A 2 mm top layer of cushioned material.

Group Type EXPERIMENTAL

Prefabricated insoles

Intervention Type OTHER

Prefabricated insoles

Custom made insoles 35 shore

Custom made insoles formed over an individual cast positive. 35 shore of hardness in material Ethyl Vinyl Acetate

Group Type EXPERIMENTAL

Custom made insoles 35 shore

Intervention Type OTHER

Insoles in Ethyl Vinyl Acetate (EVA) manufactured over an individual positive cast.

55 shore Custom made insoles

Custom made insoles formed over an individual cast positive. 55 shore of hardness in material Ethyl Vinyl Acetate

Group Type EXPERIMENTAL

55 shore Custom made insole

Intervention Type OTHER

Insoles in Ethyl Vinyl Acetate (EVA) manufactured over an individual positive cast.

Interventions

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Custom made insoles 35 shore

Insoles in Ethyl Vinyl Acetate (EVA) manufactured over an individual positive cast.

Intervention Type OTHER

Prefabricated insoles

Prefabricated insoles

Intervention Type OTHER

55 shore Custom made insole

Insoles in Ethyl Vinyl Acetate (EVA) manufactured over an individual positive cast.

Intervention Type OTHER

Other Intervention Names

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Bauerfeind GloboTec® 312750501400

Eligibility Criteria

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Inclusion Criteria

* First time visitor to Dept of Prosthetics \& Orthotics
* Diabetes
* Age \> 18 year
* Be able to walk independently
* Be able to read and understand Swedish

Exclusion Criteria

* Ulcers
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Sahlgrenska University Hospital

OTHER

Sponsor Role lead

Responsible Party

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Ulla Hellstrand Tang

Certified Prosthetist & Orthotist

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Roy Tranberg, PhD

Role: STUDY_CHAIR

Lundbergs laboratory for Orthopaedic Research

Locations

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Lundbergs Laboratory for Orthopaedic Research

Gothenburg, , Sweden

Site Status

Countries

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Sweden

References

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Hellstrand Tang U, Zugner R, Lisovskaja V, Karlsson J, Hagberg K, Tranberg R. Comparison of plantar pressure in three types of insole given to patients with diabetes at risk of developing foot ulcers - A two-year, randomized trial. J Clin Transl Endocrinol. 2014 Jul 24;1(4):121-132. doi: 10.1016/j.jcte.2014.06.002. eCollection 2014 Dec.

Reference Type RESULT
PMID: 29159093 (View on PubMed)

Tang UH, Zugner R, Lisovskaja V, Karlsson J, Hagberg K, Tranberg R. Foot deformities, function in the lower extremities, and plantar pressure in patients with diabetes at high risk to develop foot ulcers. Diabet Foot Ankle. 2015 Jun 17;6:27593. doi: 10.3402/dfa.v6.27593. eCollection 2015.

Reference Type RESULT
PMID: 26087865 (View on PubMed)

Related Links

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http://hdl.handle.net/2077/50860

The Diabetic Foot - assessment and assistive devices

Other Identifiers

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VGFOUGSB-9725 Regional R&D

Identifier Type: -

Identifier Source: org_study_id

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