Physical Therapy in Sport最新文献_第3页

Intrinsic foot muscles size and quality changes after impairment-based rehabilitation in patients with chronic ankle instability 慢性踝关节不稳患者损伤康复后内在足部肌肉大小和质量的变化

IF 2.2 3区医学

Physical Therapy in Sport Pub Date : 2025-05-17 DOI: 10.1016/j.ptsp.2025.05.008

Abbis Jaffri , Rachel Koldenhoven , Alexandra Lempke , Joseph Park , Joe Hart , Jay Hertel , Susan Saliba

{"title":"Intrinsic foot muscles size and quality changes after impairment-based rehabilitation in patients with chronic ankle instability","authors":"Abbis Jaffri , Rachel Koldenhoven , Alexandra Lempke , Joseph Park , Joe Hart , Jay Hertel , Susan Saliba","doi":"10.1016/j.ptsp.2025.05.008","DOIUrl":"10.1016/j.ptsp.2025.05.008","url":null,"abstract":"<div><h3>Objective</h3><div>To determine IFMs size and quality using US imaging following rehabilitation in patients with CAI.</div></div><div><h3>Design</h3><div>Prospective cohort study.</div></div><div><h3>Settings</h3><div>University Laboratory.</div></div><div><h3>Participants</h3><div>26 patients with CAI (age:21.9 ± 3.5 yrs; 18F, 8M) completed 8 clinician-supervised rehabilitation sessions over a 4-week period.</div></div><div><h3>Main outcome measures</h3><div>US imaging assessed IFM cross-sectional area (CSA) in seated and standing positions for both trained and untrained legs before and after the intervention. Muscle quality was evaluated using grey scale analysis for echogenicity.</div></div><div><h3>Results</h3><div>Significant (P < 0.01) increases in normalized CSA were observed for AbH and FDB in both seated and standing positions. Significant improvements (P < 0.05) were also seen in the untrained leg during standing. No significant changes were found in seated positions or in echogenicity for AbH (P = 0.26) and FDB (P = 0.052) for the trained leg.</div></div><div><h3>Conclusion</h3><div>IFM CSA increased post-rehabilitation, with some cross-over effects in the untrained leg. There was a certain cross-over effect observed. The muscle quality measures didn't change for the IFMs before and after rehabilitation. The IFMs strengthening should be included in CAI rehabilitation programs. There is a definite increase in size after rehabilitation. However, for quality changes there may be a need of longer rehabilitation programs.</div></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"74 ","pages":"Pages 51-57"},"PeriodicalIF":2.2,"publicationDate":"2025-05-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144124201","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Prevalence and physical features associated with tendon, bone, and joint pain in young artistic, acrobatic, and rhythmic female gymnasts 年轻艺术、杂技和艺术体操女运动员跟腱、骨和关节疼痛的患病率和相关的身体特征

IF 2.2 3区医学

Physical Therapy in Sport Pub Date : 2025-05-14 DOI: 10.1016/j.ptsp.2025.05.007

Nili Steinberg , Liav Elbaz , Alon Eliakim , Dan Nemet , Shelly Bar-Sella , Smadar Peleg , Gali Dar

{"title":"Prevalence and physical features associated with tendon, bone, and joint pain in young artistic, acrobatic, and rhythmic female gymnasts","authors":"Nili Steinberg , Liav Elbaz , Alon Eliakim , Dan Nemet , Shelly Bar-Sella , Smadar Peleg , Gali Dar","doi":"10.1016/j.ptsp.2025.05.007","DOIUrl":"10.1016/j.ptsp.2025.05.007","url":null,"abstract":"<div><h3>Objectives</h3><div>To evaluate the prevalence of tendon, bone, and joint pain, and to examine the physical features associated with pain, in young artistic, acrobatic, and rhythmic female gymnasts.</div></div><div><h3>Design</h3><div>Cross-sectional.</div></div><div><h3>Participants</h3><div>274 gymnasts, aged 9–16 years.</div></div><div><h3>Main outcome</h3><div>All gymnasts were clinically assessed for joint, bone, and tendon pain and for training-impact, anthropometric-measures, bone-properties, muscle-strength, and joint range-of-motion (ROM).</div></div><div><h3>Results</h3><div>Pain was identified in 69.7 % of the participants. Artistic gymnasts suffered a higher prevalence of tendon and bone pain compared to rhythmic gymnasts (p = 0.011 and p = 0.005, respectively). Logistic-regression showed that greater BMI% and lower plantar-flexor strength were associated with <em>tendon pain</em>; greater BMI%, increased age, menarche, reduced tibial-strength, and reduced muscle strength with <em>bone pain</em>; and, increased age, reduced muscle strength and increased ROM with <em>joint pain</em> (p < 0.05). A reduced risk of tendon and joint pain was found in rhythmic and acrobatic gymnasts compared to artistic gymnasts, and reduced risk of bone pain when practicing rhythmic gymnastics compared to artistic gymnastics (p < 0.05).</div></div><div><h3>Conclusions</h3><div>Young female gymnasts are at a high risk of developing pain during training. Physical features are specific to pain categories and to gymnastics disciplines. Clinically, young gymnasts should be routinely screened for physical features and for injuries.</div></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"74 ","pages":"Pages 39-50"},"PeriodicalIF":2.2,"publicationDate":"2025-05-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144106746","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

People with patellofemoral pain have task-dependent postural control alterations 髌骨痛患者有任务依赖型姿势控制改变

IF 2.2 3区医学

Physical Therapy in Sport Pub Date : 2025-05-14 DOI: 10.1016/j.ptsp.2025.05.006

Guilherme S. Nunes , Isabela Cortiana Machado Valle , Daniela Rigo , Luis Ulisses Signori , Fábio Juner Lanferdini , Carlos Bolli Mota , Matheus Weide Solner

{"title":"People with patellofemoral pain have task-dependent postural control alterations","authors":"Guilherme S. Nunes , Isabela Cortiana Machado Valle , Daniela Rigo , Luis Ulisses Signori , Fábio Juner Lanferdini , Carlos Bolli Mota , Matheus Weide Solner","doi":"10.1016/j.ptsp.2025.05.006","DOIUrl":"10.1016/j.ptsp.2025.05.006","url":null,"abstract":"<div><h3>Objectives</h3><div>To compare postural control between people with and without patellofemoral pain (PFP) during the Star Excursion Balance Test (SEBT), single-legged stance, single-legged squat, and single-legged landing tasks.</div></div><div><h3>Design</h3><div>Cross-sectional.</div></div><div><h3>Settings</h3><div>Laboratory.</div></div><div><h3>Participants</h3><div>Forty-four participants (22 with PFP and 22 controls).</div></div><div><h3>Main outcomes measures</h3><div>Postural control was evaluated by measuring reach distance in three directions during the SEBT, and center of pressure (CoP) behavior during the single-legged tasks.</div></div><div><h3>Results</h3><div>The PFP group demonstrated a larger CoP ellipse area during the single-legged squat (effect size [ES] = 0.82, p < 0.01) and landing tasks (ES = 0.70, p < 0.05) compared to controls. Additionally, the PFP group showed alterations in anteroposterior CoP behavior during the single-legged squat compared to controls, including increased displacement (ES = 0.78, p < 0.01), trajectory length (ES = 0.62, p < 0.05), and velocity (ES = 0.61, p < 0.03). No significant differences were found between groups for any distance in the SEBT or for CoP variables during the single-legged stance.</div></div><div><h3>Conclusions</h3><div>People with PFP exhibit postural control alterations during more dynamic tasks, such as single-legged squats and landings. However, no alteration during static tasks like single-leg stance or during any SEBT direction were observed.</div></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"74 ","pages":"Pages 58-64"},"PeriodicalIF":2.2,"publicationDate":"2025-05-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144134169","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Evaluating the relationship between the landing error scoring system and single leg squat in ROTC cadets 评估后备军官训练队学员着陆失误评分系统与单腿深蹲之间的关系

IF 2.2 3区医学

Physical Therapy in Sport Pub Date : 2025-05-12 DOI: 10.1016/j.ptsp.2025.05.005

Julie P. Burland , Ryan Nguyen , Michael Sarnelli , Matthew Sampson , Jacob Carlson , Lauren Sheldon , Cory M. Edgar , Laurie L. Devaney , Lindsay J. DiStefano , Neal R. Glaviano

{"title":"Evaluating the relationship between the landing error scoring system and single leg squat in ROTC cadets","authors":"Julie P. Burland , Ryan Nguyen , Michael Sarnelli , Matthew Sampson , Jacob Carlson , Lauren Sheldon , Cory M. Edgar , Laurie L. Devaney , Lindsay J. DiStefano , Neal R. Glaviano","doi":"10.1016/j.ptsp.2025.05.005","DOIUrl":"10.1016/j.ptsp.2025.05.005","url":null,"abstract":"<div><h3>Objectives</h3><div>To evaluate the correlation between the Landing Error Scoring System (LESS) and single leg squat (SLS) in assessing neuromuscular control deficits in Reserve Officers' Training Corps (ROTC) Cadets.</div></div><div><h3>Design</h3><div>Cross-sectional observational study.</div></div><div><h3>Setting</h3><div>University gymnasium.</div></div><div><h3>Participants</h3><div>Fifty-six ROTC members (Age, 20.16 ± 1.7 years; sex, 20 females, 36 males; height, 68.78 ± 3.32 inches; mass, 73.65 ± 12.98 kg; dominant limb length; 89.83 ± 5.1 cm) completed 3 jump-landings and 5 SLS trials.</div></div><div><h3>Main outcome measures</h3><div>The jump-landing and SLS were recorded using PhysiMax markerless motion capture, and errors in the frontal and sagittal planes were automatically graded on a dichotomous scale.</div></div><div><h3>Results</h3><div>Average LESS scores were 5.36 ± 2.93 errors, while SLS errors were 3.93 ± 1.03 (left) and 4.30 ± 1.73 errors (right). No significant associations were found between LESS and SLS errors, including medial knee displacement errors in frontal plane or any sagittal plane errors.</div></div><div><h3>Conclusions</h3><div>The LESS and SLS likely capture different aspects of neuromuscular control due to task differences. Clinicians should utilize both screening methods to identify high-risk movements.</div></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"74 ","pages":"Pages 25-31"},"PeriodicalIF":2.2,"publicationDate":"2025-05-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144069241","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Blood flow restriction training compared to conventional training in people with knee pain: a systematic review with meta-analysis 限制血流训练与常规训练在膝关节疼痛患者中的比较：一项荟萃分析的系统综述

IF 2.2 3区医学

Physical Therapy in Sport Pub Date : 2025-05-08 DOI: 10.1016/j.ptsp.2025.05.004

Camilla Zeitlin , Matthew Shepherd , Simon David Lack , Bradley Stephen Neal

{"title":"Blood flow restriction training compared to conventional training in people with knee pain: a systematic review with meta-analysis","authors":"Camilla Zeitlin , Matthew Shepherd , Simon David Lack , Bradley Stephen Neal","doi":"10.1016/j.ptsp.2025.05.004","DOIUrl":"10.1016/j.ptsp.2025.05.004","url":null,"abstract":"<div><h3>Objective</h3><div>Evaluate the efficacy of blood flow restriction training (BFRT) in people with knee conditions.</div></div><div><h3>Methods</h3><div>We searched Medline, Web of Science, and Sport DISCUS from inception until October 2023, seeking randomised controlled trials (RCTs) involving participants with any knee condition and BFRT in at least one intervention arm. We used a random-effects model meta-analysis to pool methodologically homogeneous data and the Grading of Recommendations, Assessment, Development, and Evaluations approach to categorise certainty of evidence.</div></div><div><h3>Results</h3><div>15 RCTs involving 418 participants were eligible, investigating people post-anterior cruciate ligament reconstruction (n = 7) and cartilage surgery (n = 2), or with knee osteoarthritis (n = 3) and patellofemoral pain (n = 3). There is very low certainty evidence that adding BFRT to resistance training is superior to resistance training for pain outcomes (small SMD 0.47, 95 % CI 0.09, 0.85). There is very low certainty evidence that adding BFRT to resistance training is equivalent to resistance training for function and strength outcomes.</div></div><div><h3>Conclusions</h3><div>BFRT offers a significant effect on short-term pain that is of questionable clinical relevance, and no significant effects on function or quadriceps strength. Future high-quality RCTs are required to appropriately explore clinical efficacy, and clinicians should exercise caution in offering BFRT to people with knee conditions.</div></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"74 ","pages":"Pages 65-74"},"PeriodicalIF":2.2,"publicationDate":"2025-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144137830","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Association between psychological readiness to return to sport and self-reported function in adolescents after shoulder stabilization 青少年肩部稳定后重返运动的心理准备与自我报告的功能之间的关系

IF 2.2 3区医学

Physical Therapy in Sport Pub Date : 2025-05-08 DOI: 10.1016/j.ptsp.2025.05.002

Adam P. Weaver , Michael Saper , Matthew Brown , Allison Crepeau , Dylan P. Roman

{"title":"Association between psychological readiness to return to sport and self-reported function in adolescents after shoulder stabilization","authors":"Adam P. Weaver , Michael Saper , Matthew Brown , Allison Crepeau , Dylan P. Roman","doi":"10.1016/j.ptsp.2025.05.002","DOIUrl":"10.1016/j.ptsp.2025.05.002","url":null,"abstract":"<div><h3>Objectives</h3><div>To examine differences in psychological readiness and self-reported function based on pre-operative risk factors at time of return to sport (RTS) after adolescent shoulder stabilization. Our secondary purpose was to assess the relationship between pre-operative shoulder instability history and psychological readiness at time of RTS testing.</div></div><div><h3>Design</h3><div>Multi center retrospective cross-sectional study.</div></div><div><h3>Setting</h3><div>Pediatric hospital.</div></div><div><h3>Participants</h3><div>52 participants (65 % male; 16.5 ± 1.3 years old; 5.9 ± 1.0 months post-surgery).</div></div><div><h3>Main outcome measures</h3><div>Shoulder Instability Return to Sport after Injury scale (SI-RSI), Quick-Disabilities of Arm, Shoulder, Hand (QuickDASH), number of pre-operative instability episodes.</div></div><div><h3>Results</h3><div>Median SI-RSI score was 75.4 IQR (62.5–88.3) at time of RTS testing. Females reported significantly lower SI-RSI scores compared to males (65.0, IQR: 50.9–79.2 vs 77.9, IQR: 65.7–90.1; p = 0.034). There were no significant differences in SI-RSI scores in patients with greater than 3 instability events compared to patients with 1 or 2 instability events (p = 0.866). SI-RSI and QuickDASH scores displayed a moderate negative correlation (r = −0.51, p = 0.001).</div></div><div><h3>Conclusion</h3><div>Males and females after shoulder stabilization surgery report differences in psychological readiness at time of RTS. Pre-operative instability history was not related to SI-RSI scores at time of RTS testing, but SI-RSI scores are related to subjective function.</div></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"74 ","pages":"Pages 83-87"},"PeriodicalIF":2.2,"publicationDate":"2025-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144169398","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Advanced applications of backward Design: Crafting holistic and athlete-centered injury rehabilitation plans 落后设计的先进应用：制定整体和以运动员为中心的损伤康复计划

IF 2.2 3区医学

Physical Therapy in Sport Pub Date : 2025-04-18 DOI: 10.1016/j.ptsp.2025.04.006

Lionel Chia , Evangelos Pappas

引用次数: 0

Young male players exhibit higher eccentric hamstring muscle fatigue than females and older males after a basketball match participation 年轻男性运动员在参加篮球比赛后表现出比女性和老年男性更高的偏心腿筋肌肉疲劳

IF 2.2 3区医学

Physical Therapy in Sport Pub Date : 2025-04-14 DOI: 10.1016/j.ptsp.2025.04.002

Sebastiano Nutarelli , Alessandro Sangiorgio , Luca Gilardoni , Giacomo Moraca , Giuseppe Filardo

{"title":"Young male players exhibit higher eccentric hamstring muscle fatigue than females and older males after a basketball match participation","authors":"Sebastiano Nutarelli , Alessandro Sangiorgio , Luca Gilardoni , Giacomo Moraca , Giuseppe Filardo","doi":"10.1016/j.ptsp.2025.04.002","DOIUrl":"10.1016/j.ptsp.2025.04.002","url":null,"abstract":"<div><h3>Objectives</h3><div>Investigating hamstring eccentric strength before and after a basketball match.</div></div><div><h3>Design</h3><div>Cohort observational study.</div></div><div><h3>Setting</h3><div>Playing facilities of local basketball teams on official championship matches.</div></div><div><h3>Participants</h3><div>Forty-four healthy male and female 14-25-year-old basketball athletes.</div></div><div><h3>Main outcome measures</h3><div>Hamstring mean, absolute peak torque, and total work were measured during the execution of the Nordic hamstring exercise before and after a match. Anterior knee laxity was also measured.</div></div><div><h3>Results</h3><div>The results showed non-significant intersex pre- vs. post-match changes for all measured parameters. The 14-19-year-old male players showed a significantly lower post-match mean hamstring peak torque than their 20-25-year-old peers (p = 0.013). Hamstring strength correlated with age in males with the younger players significantly weaker post-match than the older athletes. Younger vs. older males experienced a mean eccentric hamstring peak torque decrease of 16.4 ± 38.18 Nm (−5.6 %) vs. an increase of 27.55 ± 41.87 Nm (11.8 % - Spearman R = 0.408), an absolute eccentric hamstring peak torque reduction of 13.32 ± 35.45 Nm (−4 %) vs. an improvement of 31.5 ± 43.83 Nm (11.6 % - R = 0.434), and a hamstring work decline of 1474.5 ± 1370.83 J (−19.2 %) vs. an increment of 560.32 ± 1584.28 J (13.2 % - R = 0.627) respectively.</div></div><div><h3>Conclusions</h3><div>Younger male basketball players were more fatigued post-match compared to their older same-sex peers.</div></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"73 ","pages":"Pages 171-180"},"PeriodicalIF":2.2,"publicationDate":"2025-04-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143868963","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

IF 2.2 3区医学

Physical Therapy in Sport Pub Date : 2025-04-11 DOI: 10.1016/j.ptsp.2025.04.001

Charlotte Anker-Petersen , Mikkel Bek Clausen , Birgit Juul-Kristensen , Per Hölmich , Kristian Thorborg

{"title":"Sports-related pain prevalence in TeamGym during normal and reduced training periods: A survey of 579 Danish gymnasts","authors":"Charlotte Anker-Petersen , Mikkel Bek Clausen , Birgit Juul-Kristensen , Per Hölmich , Kristian Thorborg","doi":"10.1016/j.ptsp.2025.04.001","DOIUrl":"10.1016/j.ptsp.2025.04.001","url":null,"abstract":"<div><h3>Objectives</h3><div>To describe the pain prevalence and its regional body distribution in TeamGym gymnasts, and secondly, to compare pain prevalence during a period with normal training load with a period with reduced training load.</div></div><div><h3>Design</h3><div>Cross-sectional study.</div></div><div><h3>Setting</h3><div>Data from (1) a period with normal training load (Aug–Dec 2020), and (2) a period with reduced training load (COVID-19 restrictions, Jan–June 2021) were included.</div></div><div><h3>Participants</h3><div>TeamGym gymnasts aged 10–30 years.</div></div><div><h3>Main outcome measures</h3><div>Self-reported history of pain/discomfort.</div></div><div><h3>Results</h3><div>In total, 65 % of the invited gymnasts completed the survey at both time points, which included 579 gymnasts. The pain prevalence due to gymnastics was 80 % with the most prevalent pain regions being knee (20 % [95 %CI 18.1; 21.8]), wrist (17 % [95 %CI 15.5; 19.0]) and foot (16 % [95 %CI 14.4; 17.8]). Gradual pain onset was described in 42 % of all cases. During the reduced training period, the number of painful regions decreased by 26 %, but regional body pain distribution remained unchanged.</div></div><div><h3>Conclusions</h3><div>Four of five gymnasts experienced pain/discomfort during a normal five-month training period. Knee, wrist and foot were the most common painful regions with gradual pain onset as the most frequently reported. Reduced training load decreased the absolute pain prevalence, but regional body distribution was unaffected.</div></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"73 ","pages":"Pages 144-151"},"PeriodicalIF":2.2,"publicationDate":"2025-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143839015","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Effects of differing platform orientations on forefoot and hindfoot kinematics in chronic ankle instability during single leg landing 不同的平台方向对慢性踝关节单腿着地时前脚和后脚运动学的影响

IF 2.2 3区医学

Physical Therapy in Sport Pub Date : 2025-04-01 DOI: 10.1016/j.ptsp.2025.03.012

Anthony Laigo , Takanori Kikumoto , Tomoya Takabayashi , Takahiro Watanabe , Yudai Kikuchi , Masayoshi Kubo

{"title":"Effects of differing platform orientations on forefoot and hindfoot kinematics in chronic ankle instability during single leg landing","authors":"Anthony Laigo , Takanori Kikumoto , Tomoya Takabayashi , Takahiro Watanabe , Yudai Kikuchi , Masayoshi Kubo","doi":"10.1016/j.ptsp.2025.03.012","DOIUrl":"10.1016/j.ptsp.2025.03.012","url":null,"abstract":"<div><h3>Objectives</h3><div>To investigate how modifiable landing platforms influence intra-foot movement during single-leg landings, comparing forefoot and hindfoot kinematics between individuals with chronic ankle instability (CAI) and controls to inform segment-focused rehabilitation strategies.</div></div><div><h3>Design</h3><div>Cross-sectional.</div></div><div><h3>Setting</h3><div>Biomechanics laboratory.</div></div><div><h3>Participants</h3><div>20 university students, 12 with CAI, 8 controls.</div></div><div><h3>Main outcome measures</h3><div>Participants performed single-leg landing on platforms with three orientations (inverted, plantarflexed-everted-abducted and dorsiflexed-inverted-adducted), and four inclinations (10°, 12°, 14°, 16°). These configurations were based on prior studies and safety limits. Net frontal-plane movement of the forefoot and hindfoot was calculated across a 400ms window.</div></div><div><h3>Results</h3><div>The CAI group showed significantly greater forefoot inversion (η<sup>2</sup> = 0.32; p < 0.01) and non-significant group difference in hindfoot eversion (ƞ<sup>2</sup> = 0.183; p = 0.06). Orientation and inclination had large effects on forefoot motion (η<sup>2</sup> = 0.56 and 0.80, respectively; p < 0.001). A significant group × segment interaction (η<sup>2</sup> = 0.24; p < 0.001) indicated contrasting movement between the forefoot and hindfoot in CAI, not observed in controls.</div></div><div><h3>Conclusion</h3><div>Individuals with CAI demonstrated a less adaptive, segment-specific landing strategy. Findings support the use of modifiable platforms and multi-segment foot models to guide targeted interventions addressing forefoot compensation and improving segmental control during landing.</div></div>","PeriodicalId":49698,"journal":{"name":"Physical Therapy in Sport","volume":"73 ","pages":"Pages 114-120"},"PeriodicalIF":2.2,"publicationDate":"2025-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143783645","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0