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Reliability and Validity of the Six-Spot Step Test After Total Hip Arthroplasty

Assessment of the Reliability and Validity of the Six-Spot Step Test in Patients Following Total Hip Arthroplasty

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06704217
Acronym
SSST
Enrollment
61
Registered
2024-11-26
Start date
2024-11-30
Completion date
2025-01-12
Last updated
2025-01-14

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

Conditions

Total Hip Replacement, Reproducibility of Results, Rehabilitation

Brief summary

This study aims to assess the SSST's validity, reliability, and ability to differentiate between high and low fall risk individuals in THA patients. Establishing the SSST as a valid and reliable tool will help manage rehabilitation and apply timely interventions for THA patients.

Detailed description

Total hip arthroplasty (THA) is a common surgery for patients with advanced hip osteoarthritis, aiming to reduce pain and improve function. However, THA patients often experience difficulties in mobility tasks, such as walking, stair climbing, and standing up, even years after surgery. These functional impairments increase the risk of falls, highlighting the need for effective clinical tests to assess balance and mobility. Identifying factors contributing to balance dysfunction and implementing appropriate rehabilitation are crucial for improving quality of life. The Six-Spot Step Test (SSST), developed by Nieuwenhuis et al., is a quick and easy test that evaluates balance and mobility in daily life activities. However, its validity and reliability in THA patients have not been studied. This research aims to assess the SSST's validity, reliability, and ability to differentiate between high and low fall risk individuals in THA patients. Establishing the SSST as a valid and reliable tool will help manage rehabilitation and apply timely interventions for THA patients.

Interventions

DIAGNOSTIC_TESTSix Spot Step Test

The Six-Spot Step Test (SSST), which evaluates balance and functional ambulation, will be performed in an area 5 meters long and 1 meter wide. Five wooden cylinders will be arranged in a zig-zag pattern within this space, with the last cylinder positioned at the centerline. The participant will be asked to strike the wooden cylinders with the medial or lateral side of the same foot and push them outward. The test will be repeated twice with the dominant foot and twice with the non-dominant foot. A trial will be conducted before the test to familiarize participants with the procedure. A two-minute rest period between the test and trials will be provided to minimize fatigue effects. The test's inter-rater reliability will be assessed by two physiotherapists with more than 5 years of clinical experience, who will administer the test twice at 5-minute intervals.

DIAGNOSTIC_TESTOxford Hip Score

The Oxford Hip Score will be used for functional level assessment.

DIAGNOSTIC_TESTBerg Balance Scale

The Berg Balance Scale (BBS) will be used to assess dynamic balance, which is reliable and commonly used within the orthopedic setting.

Sponsors

Ordu University
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SEQUENTIAL
Primary purpose
DIAGNOSTIC
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
55 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Underwent primary unilateral Total Hip Arthroplasty (THA) * Surgery performed using the posterolateral approach * At least six months of postoperative follow-up

Exclusion criteria

* Patients who underwent bilateral or revision THA * History of additional lower limb surgery * Body mass index (BMI) greater than 40 kg/m² * Neurological, orthopedic, or systemic disorders that could impair gait or balance

Design outcomes

Primary

MeasureTime frameDescription
Six Spot Step Test-1Day 1The SSST wil be measured by the first investigator
Six Spot Step Test-2Day 1The SSST wil be measured by the second investigator
Six Spot Step Test-37-10 days afterThe SSST wil be measured by the first investigator
Six Spot Step Test-47-10 days afterThe SSST wil be measured by the second investigator
Timed Up and Go testDay 1A timed up and go test test will be measured for validity analysis.
Four Square Step TestDay 1A four square step test will be measured for validity analysis.

Countries

Turkey (Türkiye)

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026