Validity and Reliability of Calf Raise Tests in Patients With Achilles Tendon Rupture and Lateral Ankle Sprain

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-65
SponsorSchulthess Klinik

About this trial

This study aims to evaluate the validity and reliability of clinically used Calf Raise Test parameters (collected with the "the Calf Raise App") between patients with Lateral Ankle Sprain or Achilles Tendon Repair and healthy controls.

Eligibility criteria

This trial accepts healthy volunteers

Qualifiers

Signed informed consent

Aged 18-65 years

German or English speaking

Disqualifiers

Chronic Ankle Instability (defined by symptoms such as giving way, perceived instability and at least one LAS within the last 6 months)

Previous ATR

Other lower limb injury and/or surgery in the last year (e.g. fractures, ligament reconstructions or other conditions resulting in ≥ 6 months of sports inactivity)

Impaired motor function of the lower limb due to neurovascular or neurological diseases

Trial design

Design model

Single group

Treatments tested in this trial

  • Calf Raise Test

    Other intervention

    The study participants perform three single-leg CRTs (tracked by the CRT App) in a fixed sequence: concentric power, eccentric-concentric power and endurance. ATRC/LAS Individuals start with the affected leg, healthy participants with the dominant leg.

Treatment groups

70 Participants
are divided into 1 treatment group
Group A: Calf Raise Test (CRT) AppOther 1 intervention

Trial outcomes

Primary outcomes

1

Calf Raise Test (CRT)

The CRT (evaluated by the use of the CRT App) yields three different variables of interest: * Concentric power CRT: peak power (W) during the ascending phase * Eccentric-concentric power CRT: peak power (W) during the ascending phase * Endurance CRT: number of repetitions (n), total positive work (W), and total positive displacement (cm)

Time frame
The CRT data will be collected at two time points: at baseline and after a 30- min break. Total time of data collection: ca. 1 hour.

Secondary outcomes

1

Patient-reported outcome measures (PROM) - FAOS

For ATR patients, LAS patients and healthy controls \_ specific score I: Foot and Ankle Outcome Score (FAOS). This PROM consists of specific items, which produce a unique numeric score as unit measurement (outcome measure).

Time frame
This PROM data will be collected at one time point: at baseline.
2

Patient-reported outcome measure (PROM) - ATRS

For ATR patients and healthy controls\_ specific score II: Achilles Tendon Total Rupture Score (ATRS). This PROM consists of specific items, which produce a unique numeric score as unit measurement (outcome measure).

Time frame
This PROM data will be collected at one time point: at baseline.
3

Patient-reported outcome measure (PROM) - FFI

For LAS patients and healthy controls \_ specific score III: Functional Foot Index (FFI). This PROM consists of specific items, which produce a unique numeric score as unit measurement (outcome measure).

Time frame
This PROM data will be collected at one time point: at baseline.
4

Patient-reported outcome measure (PROM) - FAAM

For LAS patients and healthy controls \_ specific score IV: Foot and Ankle Ability Measurement (FAAM). This PROM consists of specific items, which produce a unique numeric score as unit measurement (outcome measure).

Time frame
This PROM data will be collected at one time point: at baseline.

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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