Evidence map›Paper›PMID 39407330›Full record

ArticleBMC sports science, medicine & rehabilitation2024

Effects of 4 weeks of foot exercise on subjective outcome and foot plantar pressure in elite adolescent dancers with hallux valgus: a pilot study.

Zijian Liu, Yicheng Zhong, Shuo Chen, Hirofumi Tanaka, Yanshu Li, Hirofumi Katsutani, Takumi Okunuki, Hiroki Yabiku, Tsukasa Kumai

Abstract read
In one paragraph

Article in BMC sports science, medicine & rehabilitation, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Zijian LiuGraduate School of Sport Sciences, Waseda university, 2-579-15 Mikajima, Saitama, Tokorozawa, 3591192, Japan. ryuushikenn10611@fuji.waseda.jp.
Yicheng ZhongGraduate School of Sport Sciences, Waseda university, 2-579-15 Mikajima, Saitama, Tokorozawa, 3591192, Japan.
Shuo ChenRehabilitation Center, Beijing Rehabilitation Hospital of Capital Medical University, Shijingshan, Beijing, 100144, China.
Hirofumi TanakaGraduate School of Sport Sciences, Waseda university, 2-579-15 Mikajima, Saitama, Tokorozawa, 3591192, Japan.
Yanshu LiGraduate School of Human Sciences, Waseda University, 2-579-15 Mikajima, Saitama, Tokorozawa, 3591192, Japan.
Hirofumi KatsutaniGraduate School of Sport Sciences, Waseda university, 2-579-15 Mikajima, Saitama, Tokorozawa, 3591192, Japan.
Takumi OkunukiGraduate School of Sport Sciences, Waseda university, 2-579-15 Mikajima, Saitama, Tokorozawa, 3591192, Japan.
Hiroki YabikuDepartment of Orthopedic Surgery, Graduate School of Medicine, University of the Ryukyus, Nishihara, 9030215, Japan.
Tsukasa KumaiFaculty of Sport Sciences, Waseda University, 2-579-15 Mikajima, Saitama, Tokorozawa, 3591192, Japan. kumakumat@waseda.jp.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundDancers have a higher prevalence of hallux valgus (HV) than the general population. However, no reports specifically addressing treatment strategies for HV in dancers, or their effectiveness have been published. This study aimed to determine the effects of 4 weeks of foot exercises on subjective clinical outcomes, the HV angle, and change of foot plantar pressure during specific dance techniques.

methodsThirteen female elite adolescent dancesport athletes (age: 16.4 ± 3.3 years) completed the program. The HV angle was measured based on foot photographs. Clinical assessments were performed using the visual analog scale for first metatarsophalangeal (1st MTP) joint pain, and the Foot and Ankle Outcome Score. The changes in plantar pressure during two dance techniques (demi-pointe and plié) were measured. The plantar pressure was measured in six areas of the foot. All of these parameters were compared before and after the intervention by using chi-square tests and Student's paired t-test (statistical significance: p < 0.05).

resultsThe HV angle was significantly reduced from 20.1° to 15.4° after the intervention. Participants reported an average subjective completion rate of 70.3% ± 14.6% over 3 weeks, exhibiting no significant differences despite an apparent trend toward improvement. Significant changes were noted in 1st MTP joint pain and subjective outcomes, and toe function significantly improved in the "paper" movement. The foot-exercise program changed plantar pressure distribution during the demi-pointe and plié techniques, with increased hallux pressure and decreased 2nd-5th MTP joint pressure.

conclusionsIn elite adolescent dancesport athletes, 4 weeks of foot-exercise rehabilitation reduced the HV angle and improved in subjective outcome and function during the two dance techniques. Coaches should consider utilizing foot-exercise training programs in a dancer training program for HV.

Indexed as

Foot-exercise rehabilitationHallux valgusSubjective outcome

Identifiers

PMID39407330
PMCPMC11476724

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LicenceCC BY-NC-ND
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.