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Effect of ankle flossing on single-legged drop landings in athletes with chronic ankle instability

Effect of ankle flossing on single-legged drop landings in athletes with chronic ankle instability: a randomized controlled trial

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT1030230409
Enrollment
40
Registered
2023-10-17
Start date
2023-10-16
Completion date
Unknown
Last updated
2025-07-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Ankle Sprain Ankle Injuries, Ankle Sprains, Chronic Ankle Instability, rehabilitation

Interventions

Sponsors

Kawabata Masashi
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Age between 18 and 30 years 2) Engaging in the same sports activity for at least 90 minutes per session and at least twice a week 3) A history of at least two repeated lateral ankle sprains, with most recent sprain occurring more than 3 months prior 4) Score of 24 or less on the Cumberland ankle instability tool

Exclusion criteria

Exclusion criteria: 1) Sustained lower extremity neuromusculoskeletal injury in the previous 3 months 2) A history of at least one surgery on the lower extremity 3) A history of a lower extremity fracture requiring realignment 4) A history of neurological disease, vestibular or visual disturbances, or any other pathology that would impair sensorimotor performance 5) Current participation in a formal ankle joint rehabilitation program 6) Clinical examination characteristics of foot and ankle function consistent with conditions other than CAI

Design outcomes

Primary

MeasureTime frame
Foot and Ankle Ability Measure (FAAM)

Secondary

MeasureTime frame
1) Postural Control: Y-Balance test (% spinomalleolus distance) 2) Jump Performance: countermovement jump height (cm) 3) Single-legged drop landing: joint angle (deg) and ground reaction force (N/kg) 4) Physical function: Weight-bearing lunge test (deg) and ankle strength (N/kg) 5) CAI-related pain: visual analogue scale (mm) 6) Self-reported fear avoidance beliefs related to CAI: the shortened versions of the Tampa Scale for Kinesiophobia

Contacts

Public ContactMasashi Kawabata

Kitasato University

mkawaba@kitasato-u.ac.jp+81-42-778-9968

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Feb 4, 2026