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Published on: March 11, 2022
Differences in foot pressures between Caucasians and Indians
A B Putti1, G P Arnold, R J Abboud
1Institute of Motion Analysis and Research (IMAR), University of Dundee, TORT Centre, Ninewells Hospital & Medical School, Dundee DD1 9SY, UK.
Summary
Caucasian individuals exhibit higher peak foot pressures and pressure-time integrals compared to Indians, particularly at the heel and metatarsal heads. Contact area differences were not significant between the groups.
Area of Science:
- Biomechanics
- Podiatry
- Anthropometry
Background:
- Indians represent the UK's largest ethnic minority, exceeding one million people.
- No prior studies have examined foot pressure disparities between Caucasians and Indians.
Purpose of the Study:
- To investigate and compare in-shoe foot pressure parameters between Caucasian and Indian populations.
- Utilize the Pedar(®)-m system for precise plantar pressure measurements.
Main Methods:
- Involved 12 Caucasian and 21 Indian participants.
- Measured peak pressure (PP), contact area (CA), contact time (CT), pressure-time integral (PTI), force-time integral (FTI), instant of peak pressure (IPP), maximum force (MaxF), and mean force (MeanF).
Main Results:
- Caucasians showed significantly higher PP under the heel and multiple metatarsal heads compared to Indians.
- Caucasians also exhibited a higher pressure-time integral (PTI) at the 1st and 5th metatarsal heads.
- No significant differences were observed in contact area (CA) between the two ethnic groups.
Conclusions:
- Caucasian individuals display elevated peak foot pressures and pressure-time integrals in specific plantar regions compared to Indians.
- Foot contact area does not differ significantly between these ethnic groups.
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