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Hip EffusionNCT05971745

Accuracy of Pediatric Emergency Medicine Providers in Diagnosing Hip Effusions Using Point of Care Ultrasound

An observational study of Hip Effusion and Septic Arthritis, run by Connecticut Children's Medical Center at 6 sites in 2 countries.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The purpose of this study is to determine if pediatric emergency medicine providers can accurately diagnose a hip effusion using point-of-care ultrasound (POCUS) compared to radiology ultrasound (RADUS). Read more about this study

Who is it for?
Ages 1 month to 18 years
How many people
161 participants
Where
6 sitesin 2 countries
Study dates
15 Oct 2019to 25 Apr 2024
Phase
Observational
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 1 month to 18 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Study population: The target population are children 18 years and younger presenting to the Emergency Department at Connecticut Children's Medical Center with a chief complaint that necessitates hip ultrasonography as determined by the physician caring for the patient at the time of the visit. Those presenting during the study period of October 2019-December 2023 will be recruited. This is a multi-center, international study that will also be conducted in the Pediatric Emergency Departments at the following institutions: Connecticut Children's, Cohen Children's Medical Center, New York-Presbyterian / Columbia University Medical Center, Yale New Haven Hospital, Newark Beth Israel Medical Center, and Gold Coast Hospital (Queensland, Australia).

Who may be able to join

  • Age 18 years or younger
  • Clinical presentation necessitating hip ultrasonography as determined by the evaluating clinician
  • Study physician available at the time of presentation to ED
  • Patient or legal guardian provides consent

Who cannot join

  • Children who present when a study physician is not available or those for whom consent is not given.
  • Children who have had hip ultrasound imaging prior to their ED visit. Children with prior hip/pelvis x-rays will not be excluded.

Trial locations and contacts

6 sites in 2 countries.

6 sites in 2 countries

United States5 sites
  • Ruchika M Jones

    Hartford, Connecticut, 06106

  • Yale University

    New Haven, Connecticut, 06550

  • Cohen Children's Medical Center

    New Hyde Park, New York, 11042

  • Columbia University Medical Center

    New York, New York, 10032

  • Newark Beth Israel Medical Center

    Newark, New Jersey, 07112

Other trials in United States

Australia1 site
  • Gold Coast Hospital and Health Service

    Southport, Queensland, 4211

Other trials in Australia

About this study

The purpose of this study is to determine if pediatric emergency medicine providers can accurately diagnose a hip effusion using point-of-care ultrasound (POCUS) compared to radiology ultrasound (RADUS).

Read the detailed description

The purpose of this study is to determine that the accuracy of trained pediatric emergency medicine providers to diagnose hip effusion using point-of-care ultrasound (POCUS) is non-inferior to the reference standard of radiology ultrasound (RADUS). Additionally, the investigators seek to compare how POCUS performs against other clinical tests or investigations for the diagnosis of septic arthritis. The investigators hypothesize that trained EM providers will be able to diagnose hip effusions with high (>90%) accuracy compared to studies conducted by the Department of Radiology.

Keywords
Point of Care Ultrasound, Hip Effusion, Pediatric Emergency Medicine
Medical subject headings
Arthritis, Infectious

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. The presence or absence of a hip effusion.

    The presence or absence of an effusion as determined by the pediatric emergency medicine physician performing the point-of-care-ultrasound study on both the affected and unaffected sides (i.e. right hip and left hip).

    Measured: From the time the point-of-care ultrasound is performed by the physician during the emergency department visit through study completion, average of 2 years.

  2. The presence of absence of a hip effusion.

    The presence or absence of an effusion as determined by the Radiologist on both the affected and unaffected sides.

    Measured: From the time the radiologist reviews the ultrasound as performed by the radiology technician during the emergency department visit, through study completion, average of 2 years.

Secondary outcomes (2)
  1. The size of the effusion.

    As measured by the pediatric emergency medicine provider in millimeters.

    Measured: From the time the point-of-care ultrasound is performed by the physician during the emergency department visit to study completion, average of 2 years

  2. The location of the measurement of the effusion.

    Pediatric emergency medicine physicians will measure an effusion at two designated locations. One location is based off of current published literature whereas the second is to provide a comparison to determine if the exact location alters the final diagnosis (effusion or no effusion). Investigators will determine whether the location along the angle of the neck affects the measurement obtained when compared with the current standard practice of measuring fluid along the widest part of the femoral neck.

    Measured: Upon chart review: between the time the measurement was obtained in the emergency department up to six weeks later when the chart is reviewed by primary investigator.

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted2 Aug 2023
  2. Study start15 Oct 2019
  3. Primary completion25 Apr 2024
  4. Study completion25 Apr 2024

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Observational
Observational model
Other
Time perspective
Prospective
Enrolment
161 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05971745
Sponsor's protocol ID
19-117
Status last verified
Aug 2024
First submitted
13 Jul 2023
Last updated
22 Aug 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes: Each study site will enter data into Redcap hosted by the lead site, Connecticut Children's. Data will be available for review and combined by Connecticut Children's investigators for data analysis. Each participating site has completed a data use agreement with the lead site agreeing to this plan.

Publications

  • Caird MS, Flynn JM, Leung YL, Millman JE, D'Italia JG, Dormans JP. Factors distinguishing septic arthritis from transient synovitis of the hip in children. A prospective study. J Bone Joint Surg Am. 2006 Jun;88(6):1251-7. doi: 10.2106/JBJS.E.00216.

    PubMed 16757758
  • Kocher MS, Zurakowski D, Kasser JR. Differentiating between septic arthritis and transient synovitis of the hip in children: an evidence-based clinical prediction algorithm. J Bone Joint Surg Am. 1999 Dec;81(12):1662-70. doi: 10.2106/00004623-199912000-00002.

    PubMed 10608376
  • Klein DM, Barbera C, Gray ST, Spero CR, Perrier G, Teicher JL. Sensitivity of objective parameters in the diagnosis of pediatric septic hips. Clin Orthop Relat Res. 1997 May;(338):153-9. doi: 10.1097/00003086-199705000-00022.

    PubMed 9170376
  • Del Beccaro MA, Champoux AN, Bockers T, Mendelman PM. Septic arthritis versus transient synovitis of the hip: the value of screening laboratory tests. Ann Emerg Med. 1992 Dec;21(12):1418-22. doi: 10.1016/s0196-0644(05)80052-6.

    PubMed 1443834
  • Fabry G, Meire E. Septic arthritis of the hip in children: poor results after late and inadequate treatment. J Pediatr Orthop. 1983 Sep;3(4):461-6. doi: 10.1097/01241398-198309000-00008.

    PubMed 6630490
  • Lunseth PA, Heiple KG. Prognosis in septic arthritis of the hip in children. Clin Orthop Relat Res. 1979 Mar-Apr;(139):81-5.

    PubMed 455855
  • Hallel T, Salvati EA. Septic arthritis of the hip in infancy: end result study. Clin Orthop Relat Res. 1978 May;(132):115-28.

    PubMed 307996
  • Bennett OM, Namnyak SS. Acute septic arthritis of the hip joint in infancy and childhood. Clin Orthop Relat Res. 1992 Aug;(281):123-32.

    PubMed 1499198
  • Kocher MS, Mandiga R, Zurakowski D, Barnewolt C, Kasser JR. Validation of a clinical prediction rule for the differentiation between septic arthritis and transient synovitis of the hip in children. J Bone Joint Surg Am. 2004 Aug;86(8):1629-35. doi: 10.2106/00004623-200408000-00005.

    PubMed 15292409
  • Cruz AI Jr, Anari JB, Ramirez JM, Sankar WN, Baldwin KD. Distinguishing Pediatric Lyme Arthritis of the Hip from Transient Synovitis and Acute Bacterial Septic Arthritis: A Systematic Review and Meta-analysis. Cureus. 2018 Jan 25;10(1):e2112. doi: 10.7759/cureus.2112.

    PubMed 29581924
  • Plumb J, Mallin M, Bolte RG. The role of ultrasound in the emergency department evaluation of the acutely painful pediatric hip. Pediatr Emerg Care. 2015 Jan;31(1):54-8; quiz 59-61. doi: 10.1097/PEC.0000000000000332.

    PubMed 25560622
  • Laine JC, Denning JR, Riccio AI, Jo C, Joglar JM, Wimberly RL. The use of ultrasound in the management of septic arthritis of the hip. J Pediatr Orthop B. 2015 Mar;24(2):95-8. doi: 10.1097/BPB.0000000000000134.

    PubMed 25588046
  • Ehrendorfer S, LeQuesne G, Penta M, Smith P, Cundy P. Bilateral synovitis in symptomatic unilateral transient synovitis of the hip: an ultrasonographic study in 56 children. Acta Orthop Scand. 1996 Apr;67(2):149-52. doi: 10.3109/17453679608994660.

    PubMed 8623569
  • Yabunaka K, Ohue M, Morimoto N, Kitano N, Shinohara K, Takamura M, Gotanda T, Sanada S. Sonographic measurement of transient synovitis in children: diagnostic value of joint effusion. Radiol Phys Technol. 2012 Jan;5(1):15-9. doi: 10.1007/s12194-011-0128-z. Epub 2011 Jul 12.

    PubMed 21748477
  • Agarwal A, Aggarwal AN. Bone and Joint Infections in Children: Septic Arthritis. Indian J Pediatr. 2016 Aug;83(8):825-33. doi: 10.1007/s12098-015-1816-1. Epub 2015 Jul 21.

    PubMed 26189923

Questions about this trial

What is this clinical trial studying?

An observational study of Hip Effusion and Septic Arthritis, run by Connecticut Children's Medical Center at 6 sites in 2 countries.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 4 inclusion and 2 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 22 Aug 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 6 sites in United States, Australia. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

The presence or absence of a hip effusion. (time frame: From the time the point-of-care ultrasound is performed by the physician during the emergency department visit through study completion, average of 2 years.). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT05971745, which also lists 17 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 22 Aug 2024.

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