| Eligibility |
Inclusion criteria:
- Subjects aged between 18 and 30 years.
- Subjects with a history of LAS for at least one year before the study onset, that
required at least 1-day weight-bearing restriction.
- Subjects with a self-reported tendency of =2 giving way episodes during 6 months
before enrollment in the study.
- Subjects with a perception that the injured ankle was chronically weaker, more
painful, and/or less functional than the contralateral ankle before the first LAS.
- Subjects who scored less than 24 in the Cumberland Ankle Instability Tool (CAIT), a
validated ankle instability specific questionnaire of 9 items, to determine if
functional ankle instability is present.
Exclusion criteria
- Subjects who had bilateral LAS
- Subjects with a history of lower extremity injury, fracture, or surgery
- Subjects who participated in supervised or unsupervised ankle rehabilitation within a
year before enrollment in the study
- Subjects with LAS within 3 months before participation
- Subjects with a history of knee pain during the last 6 months.
- Subjects diagnosed with knee osteoarthritis.
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