NCT05256628

Brief Summary

Femoroacetabular impingement syndrome (FAIS) is a condition caused by an abnormal bone structure that causes the bones on either side of the hip joint to impinge on each other during certain movements, thus causing pain. This condition can be surgically treated with hip arthroscopy. For patients undergoing hip arthroscopy, there are currently two protocols related to how they may bear their weight after surgery: 1) Delayed Weightbearing: Patients use crutches and put very little weight on the surgical side. After 6 weeks, they are able to bear weight, 2) Immediate Weightbearing: Patients bear weight on the affected side, as tolerated, immediately after surgery with crutches for additional support. They are then permitted to stop using the crutches in the weeks after surgery as they feel comfortable and are stable on the operative leg. The purpose of this study is to determine whether immediate or delayed weightbearing protocols following hip arthroscopy impact patient outcomes and complication rates. Participants will be randomly allocated into one of the two aforementioned groups, and followed up for 2 years to assess function and patient-reported outcomes.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
240

participants targeted

Target at P75+ for not_applicable

Timeline
Completed

Started Sep 2022

Geographic Reach
1 country

1 active site

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

February 15, 2022

Completed
10 days until next milestone

First Posted

Study publicly available on registry

February 25, 2022

Completed
6 months until next milestone

Study Start

First participant enrolled

September 1, 2022

Completed
1.6 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 1, 2024

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

April 1, 2024

Completed
Last Updated

July 15, 2022

Status Verified

July 1, 2022

Enrollment Period

1.6 years

First QC Date

February 15, 2022

Last Update Submit

July 14, 2022

Conditions

Keywords

Femoroacetabular ImpingementFemoroacetabular Impingement SyndromeFAIHip ArthroscopyOsteochondroplastyOrthopaedicsSports MedicineHipWeight BearingSurgeryArthroscopy

Outcome Measures

Primary Outcomes (1)

  • International Hip Outcome Tool (iHOT-33)

    The primary outcome is the difference between the two interventions in their iHOT-33 scores at 1 year post-surgery. The iHOT-33 questionnaire consists of 33 questions evaluating hip symptoms, functional impairments, sporting activities, job concerns, as well as social and emotional wellbeing. Participants will rate their pain and impairment levels on a scale of 0 to 10, 0 being severe pain/impairment, and 10 being no pain or trouble at all.

    Administered at baseline, 6 months, 1 year, and 2 years post-operatively

Secondary Outcomes (4)

  • Hip Outcome Score, Activities of Daily Living (HOS-ADL)

    Administered at baseline, 6 months, 1 year, and 2 years post-operatively

  • European Quality of Life Five Dimension Five Level (EQ-5D-5L)

    Administered at baseline, 6 months, 1 year, and 2 years post-operatively

  • Pain Visual Analog Scale (VAS)

    Administered at baseline, 2 weeks, 6 weeks, 3 months, 6 months, 1 year, and 2 years post-operatively

  • Post-Operative Complications

    Recorded at 2 weeks, 6 weeks, 3 months, 6 months, 1 year, and 2 years post-operatively.

Study Arms (2)

Early Weightbearing

OTHER

Patients randomized to early weightbearing will be permitted to begin immediate postoperative weightbearing as tolerated with crutches for additional stability.

Other: Early Weightbearing

Protected Weightbearing

OTHER

Patients in the protected weightbearing group will be instructed to be touch weightbearing for a period of 6-weeks postoperatively before commencing to be weightbearing as tolerated.

Other: Protected Weightbearing

Interventions

Patients randomized to undergo this study intervention will bear weight, as tolerated, on the affected side straight after surgery, with crutches for additional support and stability. They will be allowed to stop using crutches in the weeks after surgery as they feel more comfortable and stable on their surgical leg.

Early Weightbearing

Patients randomized to undergo this study intervention will be instructed to be touch weightbearing for 6 weeks after surgery. They will use crutches and put no more weight on the surgical side than what it takes to crack an egg. After the 6-week mark, they will be able to bear weight.

Protected Weightbearing

Eligibility Criteria

Age16 Years - 50 Years
Sexall
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64)

You may qualify if:

  • Diagnosis of femoroacetabular impingement syndrome (FAIS)
  • Booked for hip arthroscopy surgery and osteochondroplasty for FAIS at a participating site
  • English literate

You may not qualify if:

  • Prior hip surgery, arthroscopic or otherwise
  • Workplace Safety and Insurance Board/medicolegal claim, complex regional pain syndrome, fibromyalgia, pain syndrome diagnoses, regular opioid use beyond 50mg morphine equivalents per day
  • Hip dysplasia, Legg-Calve-Perthes disease or slipped capital femoral epiphysis, Arthritis \> Tonnis 1
  • Chondral matrix repair, microfracture/osteoarticular transfer system (OATS)

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Women's College Hospital

Toronto, Ontario, M5S 1B2, Canada

Location

Related Publications (40)

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MeSH Terms

Conditions

Femoracetabular Impingement

Condition Hierarchy (Ancestors)

Joint DiseasesMusculoskeletal DiseasesPathologic ProcessesPathological Conditions, Signs and Symptoms

Study Officials

  • Tim Dwyer

    Women's College Hospital

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
OUTCOMES ASSESSOR
Masking Details
Neither the patient nor their surgeon will be blinded. However, outcome assessors will be blinded throughout the duration of the study. Assessors will screen for complications at follow-up visits.
Purpose
SUPPORTIVE CARE
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Dr. Tim Dwyer, Orthopaedic Surgeon, Principal Investigator

Study Record Dates

First Submitted

February 15, 2022

First Posted

February 25, 2022

Study Start

September 1, 2022

Primary Completion

April 1, 2024

Study Completion

April 1, 2024

Last Updated

July 15, 2022

Record last verified: 2022-07

Data Sharing

IPD Sharing
Will not share

Locations