Gender differences in peak medial joint contact forces during activities of daily living

Women are more likely to suffer from knee osteoarthritis as compared to men. For men and women, greater peak knee medial joint contact force is associated with greater rates of knee osteoarthritis. However, it is unclear if the increased rates of knee osteoarthritis in women is associated with great...

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Main Authors: Samantha J. Snyder, Maliheh Fakhar, Jae Kun Shim, Ross H. Miller
Format: Article
Language:English
Published: PeerJ Inc. 2025-07-01
Series:PeerJ
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Online Access:https://peerj.com/articles/19677.pdf
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author Samantha J. Snyder
Maliheh Fakhar
Jae Kun Shim
Ross H. Miller
author_facet Samantha J. Snyder
Maliheh Fakhar
Jae Kun Shim
Ross H. Miller
author_sort Samantha J. Snyder
collection DOAJ
description Women are more likely to suffer from knee osteoarthritis as compared to men. For men and women, greater peak knee medial joint contact force is associated with greater rates of knee osteoarthritis. However, it is unclear if the increased rates of knee osteoarthritis in women is associated with greater medial joint contact force. We hypothesize that because women experience greater rates of knee osteoarthritis, they would experience greater peak medial joint contact force. Fifty-two healthy, young participants (26 women, 26 men) performed sit-to-stand, stand-to-sit, self-selected speed walking, self-selected speed running, and set speed running trials over force plates while motion capture data was recorded. Medial joint contact force, scaled by bodyweight, was calculated with a reduction modeling approach from inverse dynamics data and ultrasound measured distances. Differences in peak medial joint contact force between men and women were tested with one-tailed unpaired Student’s t-tests with a Bonferroni correction. No significant differences were seen between groups peak medial joint contact force in any of the tested movements. Medial joint contact force may not be able to explain the disparity in knee osteoarthritis rates between men and women.
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spelling doaj-art-dc8efd1b5d1b41e6a2ac013b1f6a83482025-07-11T15:05:13ZengPeerJ Inc.PeerJ2167-83592025-07-0113e1967710.7717/peerj.19677Gender differences in peak medial joint contact forces during activities of daily livingSamantha J. Snyder0Maliheh Fakhar1Jae Kun Shim2Ross H. Miller3Department of Kinesiology, University of Maryland, College Park, Maryland, United StatesDepartment of Kinesiology, University of Maryland, College Park, Maryland, United StatesDepartment of Kinesiology, University of Maryland, College Park, Maryland, United StatesDepartment of Kinesiology, University of Maryland, College Park, Maryland, United StatesWomen are more likely to suffer from knee osteoarthritis as compared to men. For men and women, greater peak knee medial joint contact force is associated with greater rates of knee osteoarthritis. However, it is unclear if the increased rates of knee osteoarthritis in women is associated with greater medial joint contact force. We hypothesize that because women experience greater rates of knee osteoarthritis, they would experience greater peak medial joint contact force. Fifty-two healthy, young participants (26 women, 26 men) performed sit-to-stand, stand-to-sit, self-selected speed walking, self-selected speed running, and set speed running trials over force plates while motion capture data was recorded. Medial joint contact force, scaled by bodyweight, was calculated with a reduction modeling approach from inverse dynamics data and ultrasound measured distances. Differences in peak medial joint contact force between men and women were tested with one-tailed unpaired Student’s t-tests with a Bonferroni correction. No significant differences were seen between groups peak medial joint contact force in any of the tested movements. Medial joint contact force may not be able to explain the disparity in knee osteoarthritis rates between men and women.https://peerj.com/articles/19677.pdfGender differenceOsteoarthritisActivities of daily livingTibiofemoral
spellingShingle Samantha J. Snyder
Maliheh Fakhar
Jae Kun Shim
Ross H. Miller
Gender differences in peak medial joint contact forces during activities of daily living
PeerJ
Gender difference
Osteoarthritis
Activities of daily living
Tibiofemoral
title Gender differences in peak medial joint contact forces during activities of daily living
title_full Gender differences in peak medial joint contact forces during activities of daily living
title_fullStr Gender differences in peak medial joint contact forces during activities of daily living
title_full_unstemmed Gender differences in peak medial joint contact forces during activities of daily living
title_short Gender differences in peak medial joint contact forces during activities of daily living
title_sort gender differences in peak medial joint contact forces during activities of daily living
topic Gender difference
Osteoarthritis
Activities of daily living
Tibiofemoral
url https://peerj.com/articles/19677.pdf
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