The Effects of AFO Heel Height and Stiffness on Gait
AFOHeel
AFOHeel
Sponsor study identifier
interventional
40
1 country
1
Study Start
November 7, 2019
Actual (reported)Primary Completion
January 1, 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Study Completion
January 1, 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
The proposed study evaluates the effect of ankle foot orthosis (AFO) heel height and stiffness on the forces and motion of the lower limb during over-ground walking in individuals who use an AFO for daily walking. Previous studies suggest that heel height and stiffness effect limb loading, but these data and the analysis techniques applied are limited. In this study, heel cushions with different height and stiffness's (4 conditions) will be placed in participants shoes and they will walk at controlled and self-selected speeds. Participants will also walk with their AFO as configured prior to enrollment, and with no AFO if possible. The proposed study will provide evidence that can be used by clinicians and researchers to align braces that most effectively improve function during every-day walking.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
January 1, 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
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Some registry-reported names shown below are not yet linked in this graph.
Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
November 7, 2019
Actual (reported)March 11, 2021
Actual (reported)March 16, 2021
Actual (reported)January 1, 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
January 1, 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Center of pressure velocity timing
Timing of peak center of pressure velocity (percent stance) during gait.
Baseline
Center of pressure velocity magnitude
Magnitude of peak center of pressure velocity (m/s) during gait.
Baseline
Modified Socket Comfort Score (Comfort)
Comfort scores range from 0 = most uncomfortable to 10 = most comfortable.
Baseline
Modified Socket Comfort Score (Smoothness)
Smoothness scores range from 0 = least smooth to 10 = most smooth.
Baseline
Ankle Range of Motion
Baseline
Peak Ankle Moment
Baseline
Peak Ankle Power
Baseline
Activities-Specific Balance Confidence (ABC)
Baseline
PROMIS Patient reported outcomes for physical function
Baseline
Testing Order: Clinical AFO, Tall Soft, Tall Firm, Short Soft, Short Firm, NoAFO
Testing Order: Clinical AFO, Tall Soft, Tall Firm, Short Firm, Short Soft, NoAFO
Tall heel wedge made of soft foam
University of Iowa
Iowa City, Iowa, 52242, United States
Jason M Wilken, PT, PhD
University of Iowa
First Submitted
March 11, 2021
First Posted
March 16, 2021
Study Start
November 7, 2019
Actual (reported)Impacts of Physiotherapy Services in a Quebec Emergency Department
Numerical Pain Rating Scale
Pain will be assessed using a standard 11-point numerical pain rating scale, in which 0 = no pain and 10 = worst pain imaginable.
Baseline
Participant wedge preference
The participant will rank order their preference for their Clinical AFO, Tall Soft, Tall Firm, Short Soft, or Short Firm wedge on a questionnaire.
Baseline
Testing Order: Clinical AFO, Tall Soft, Short Soft, Tall Firm, Short Firm, NoAFO
Testing Order: Clinical AFO, Tall Soft, Short Soft, Short Firm, Tall Firm, NoAFO
Testing Order: Clinical AFO, Tall Soft, Short Firm, Tall Firm, Short Soft, NoAFO
Testing Order: Clinical AFO, Tall Soft, Short Firm, Short Soft, Tall Firm, NoAFO
Testing Order: Clinical AFO, Tall Firm, Tall Soft, Short Soft, Short Firm, NoAFO
Testing Order: Clinical AFO, Tall Firm, Tall Soft, Short Firm, Short Soft, NoAFO
Testing Order: Clinical AFO, Tall Firm, Short Soft, Tall Soft, Short Firm, NoAFO
Testing Order: Clinical AFO, Tall Firm, Short Soft, Short Firm, Tall Soft, NoAFO
Testing Order: Clinical AFO, Tall Firm, Short Firm, Tall Soft, Short Soft, NoAFO
Testing Order: Clinical AFO, Tall Firm, Short Firm, Short Soft, Tall Soft, NoAFO
Testing Order: Clinical AFO, Short Soft, Tall Soft, Short Firm, Tall Firm, NoAFO
Testing Order: Clinical AFO, Short Soft, Tall Soft, Tall Firm, Short Firm, NoAFO
Testing Order: Clinical AFO, Short Soft, Tall Firm, Short Firm, Tall Soft, NoAFO
Testing Order: Clinical AFO, Short Soft, Tall Firm, Tall Soft, Short Firm, NoAFO
Testing Order: Clinical AFO, Short Soft, Short Firm, Tall Soft, Tall Firm, NoAFO
Testing Order: Clinical AFO, Short Soft, Short Firm, Tall Firm, Tall Soft, NoAFO
Testing Order: Clinical AFO, Short Firm, Tall Soft, Tall Firm, Short Soft, NoAFO
Testing Order: Clinical AFO, Short Firm, Tall Soft, Short Soft, Tall Firm, NoAFO
Testing Order: Clinical AFO, Short Firm, Tall Firm, Short Soft, Tall Soft, NoAFO
Testing Order: Clinical AFO, Short Firm, Tall Firm, Tall Soft, Short Soft, NoAFO
Testing Order: Clinical AFO, Short Firm, Short Soft, Tall Firm, Tall Soft, NoAFO
Testing Order: Clinical AFO, Short Firm, Short Soft, Tall Soft, Tall Firm, NoAFO
Tall heel wedge made of firm foam
Short heel wedge made of soft foam
Short heel wedge made of firm foam
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Contact the study team to confirm eligibility.
Primary Completion
January 1, 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Study Completion
January 1, 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Last Updated
October 21, 2026
Record last verified: 2026-10
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