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Deep Phenotyping Gait Deficits in Orthopedic Manifestations of Pediatric Cancer Patients

St. Jude Children's Research Hospital · NCT07502885

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Opens the official ClinicalTrials.gov record, with the study team’s contacts. Bored Studies doesn’t enroll anyone.

Key facts

Compensation
Not posted. Ask the study team before screening.
Who can join
Ages 5–20 · All sexes
Healthy volunteers
Accepted
Study type
Observational
Target enrollment
300
US sites recruiting
1
Study start
June 16, 2026
Record last updated
June 18, 2026

Status re-checked against ClinicalTrials.gov within the last 12 hours.

What the study is about

The goal of DEEPGAIT study is to determine how serious walking problems are for pediatric cancer patients who have had orthopedic surgery, how they change over time, and what can be done to help. Healthy participants without cancer will also be included in this study in order to better understand the difference in walking problems between the 2 groups.

DEEPGAIT is a long term study that uses advanced tools-including 3D motion capture, muscle sensors, force plates, and wearable devices-to take a detailed look at how these patients move. Their results are compared to healthy children of the same age and sex.

PRIMARY OBJECTIVES

  • Characterize gait deficits in pediatric cancer patients 1 year following orthopedic surgery for lower limb bone sarcoma, soft tissue sarcoma, or steroid-induced avascular necrosis.
  • Identify personal, disease, treatment and environment risk factors for gait deficits in pediatric cancer patients 1 year following orthopedic surgery for lower limb bone sarcoma, soft tissue sarcoma, or steroid-induced avascular necrosis.

SECONDARY OBJECTIVES

  • Build a library of broadly representative normative reference values to generate age- and sex-matched z-scores to quantify frequency, severity and progression of gait deficits among pediatric cancer patients in relation to healthy controls.
  • Characterize the changes of gait parameters in pediatric cancer patients with or without gait deficits 1 year after orthopedic surgery for lower limb bone sarcoma, soft tissue sarcoma, or steroid-induced avascular necrosis, up to 5 years after surgery.
  • Identify personal, disease, treatment and environment risk factors for trajectories of gait deficits in pediatric cancer patients with or without gait deficits 1 year after orthopedic surgery for lower limb bone sarcoma, soft tissue sarcoma, or steroid-induced avascular necrosis, up to 5 years after surgery.

Being studied: Lab based 3D Gait Assessment; Wearable Inertial Sensors (In Lab and Remote); Functional Testing & Patient Reported Outcomes; Remote Wearable Sensor Assessment

Conditions: Sarcoma, Bone; Sarcoma, Soft Tissue; Gait Disorder

Eligibility criteria

Copied from the official record. The study team makes the final decision at screening.

Show full criteria

Inclusion Criteria

Cases

  • Participant requiring orthopedic surgery due to a diagnosis of lower limb bone sarcoma, soft tissue sarcoma, or steroid-induced avascular necrosis (Appendix III) and will receive further additional treatment and/or follow-up care at St. Jude.
  • Participant is between the ages of ≥5 and ≤20 years old at the time of enrollment.

Controls

  • Participant is between the ages of ≥5 and ≤20 years old at the time of enrollment.
  • Participant (or their parent/legal guardian) considers themself healthy for their age.
  • Participant (or their parent/legal guardian) reports being able to participate in normal daily activities of life with respect to their age.

Exclusion Criteria

Cases

  • Individuals with pre-existing genetic/congenital disorders affecting gait will be excluded e.g., cerebral palsy.
  • Individuals who are unable to follow age-appropriate instructions during the gait assessment.
  • Inability or unwillingness of research participant or legal guardian/representative to give written informed consent.
  • Individuals diagnosed with radiation-induced avascular necrosis.

Controls

  • Individuals who are unable to follow age-appropriate instructions during the gait assessment.
  • Individuals who self-report health conditions affecting gait and mobility.
  • Individuals who have the following conditions: diabetes mellitus due to impaired circulation, sensation and strength, malignant cancers, demyelinating inflammatory and degenerative neurological conditions, pregnancy, obesity (BMI >40 kg/m2), severe cardiac or pulmonary disease affecting performance of daily activities, history of major surgery affecting gait and mobility, infections or inflammatory arthropathies, severe mobility impairment necessitating dependence on mobility aids for all ambulation.
  • Individual or legal guardian/representative is unable or unwilling to give written informed consent.

Recruiting US locations

  • St. Jude Children's Research Hospital

    Memphis, TN 38105

    Site contact: Joshua Burns, PhD · 888-226-4343 · referralinfo@stjude.org

Study contacts (from the official record)

  • Joshua Burns, PhD · 888-226-4343 · referralinfo@stjude.org
Deep Phenotyping Gait Deficits in Orthopedic Manifestations of… (NCT07502885) | Bored Studies