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Arthritis, PsoriaticPSABRENCT06676176

Psoriatic Arthritis Pathobiology and Its Relationship With Clinical Disease Activity

An observational study of Arthritis, Psoriatic, run by Barts & The London NHS Trust at 1 site in United Kingdom.

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 study aims to examine the relationship between synovial histopathology and change in clinical disease activity over time in a population of patients with psoriatic arthritis who have failed to respond to first-line treatment. It is a prospective, open-labelled study Read more about this study

Who is it for?
Ages 18 to 75 years
Conditions the study is for
Arthritis, Psoriatic
How many people
29 participants
Where
1 siteUnited Kingdom
Study dates
Jun 2015to 24 Jun 2020
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 18 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Study population: This is a prospective observational study of PsA patients who have persistent disease activity despite an adequate trial of standard non-biologic disease-modifying therapy, and who may proceed to receive their first or second biologic drug as the next treatment strategy.

Who may be able to join

  • Men and women between 18 and 75 years of age inclusive;
  • Patients with Psoriatic Arthritis as defined by the CASPAR criteria;
  • Patients who have persistent active disease (defined as having 3 or more swollen and 3 or more tender joints) despite an adequate trial of 2 or more standard non-biologic disease-modifying drugs, administered either individually or in combination;
  • Subjects who are naïve to biologic therapy or who have experienced but failed one previous class of biologic agent;
  • The patient must be able to comply with the study visit schedule, treatment plans, lab tests and other study procedures;
  • The patient must be capable of giving informed consent.

Who cannot join

  • Women who are pregnant or breastfeeding;
  • Men and women of childbearing potential who decline to employ adequate birth control measures (e.g. abstinence, oral contraceptives, intrauterine device, barrier method with spermicide, or surgical sterilization) for the duration of the study;
  • As per care within a standard NHS setting, active infections of a serious nature such as HIV, HBV, pneumonia, or pyelonephritis are to be excluded. A history of previous serious infection is to be assessed individually for risk of re-activation, and a decision to treat (and with which agent) would be made according to the treating physician's discretion, as would normally occur within standard care. Less serious infections (such as upper respiratory tract infection [colds] or simple urinary tract infection) need not be considered exclusions at the discretion of the investigator;
  • Active TB, or evidence of latent TB without adequate therapy for TB, initiated prior to first dose of biologic. Also excluded are patients with evidence of an old or latent TB infection without documented adequate therapy. Patients with previous or current close contact with an individual with active TB, or history of active TB, and patients who have completed treatment for active TB should have had a thorough evaluation for TB prior to study enrolment as recommended by a local infectious disease specialist or published local guidelines of TB control agencies;
  • History of septic arthritis within a native joint within the last 12 months;
  • Presence of a transplanted organ (with the exception of a corneal transplant occurring more than 3 months prior to screening);
Show all 12Show fewer
  • Malignancy within the past 5 years (except for squamous or basal cell carcinoma of the skin that has been treated, with no evidence of recurrence);
  • History of lymphoproliferative disease including lymphoma, or signs and symptoms suggestive of possible lymphoproliferative disease, such as lymphadenopathy of unusual size or location (such as nodes in the posterior triangle of the neck, infra-clavicular, epitrochlear, or periaortic areas), or splenomegaly;
  • Known recent substance abuse (drug or alcohol);
  • History of or current primary inflammatory joint disease or primary rheumatological autoimmune disease other than PsA;
  • Poor tolerability of venepuncture required for blood sampling during the study period;
  • Patients unable to tolerate synovial biopsy or in whom this is contraindicated (e.g. on anti-coagulants may not be suitable). However, assessment of suitability for the biopsy procedure will be a local decision.

Trial locations and contacts

1 site in 1 country.

United Kingdom1 site
  • Barts Health NHS Trust

    London, E1 4DG

Other trials in United Kingdom

About this study

The study aims to examine the relationship between synovial histopathology and change in clinical disease activity over time in a population of patients with psoriatic arthritis who have failed to respond to first-line treatment. It is a prospective, open-labelled study

Medical subject headings
Arthritis, Psoriatic

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

Study groups in NCT06676176
Study groupRoleWhat they receive
ObservationalThis study will be an observational study of a cohort of psoriatic arthritis patients who have failed to achieve sufficient response to standard non-biologic therapy. As they start their next treatment, this study aims to investigate the evolution of these patients in terms of the clinical, molecular and cellular profiles within the joint lining, peripheral blood and skin.

What is being measured

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

  1. DAS

    The primary outcome measure is the Disease Activity Score (DAS), a composite score calculated using the Ritchie articular index (range 0-78), swollen joint count (range 0-44), patient--scored global health assessment on a visual analogue scale (range 0-100) and lab--measured erythrocyte sedimentation rate (ESR). This is used to assess the relationship between the level of interleukin(IL)-23 within the psoriatic arthritis synovium and clinical disease activity over time.

    Measured: 4 months

Secondary outcomes (6)
  1. Relationship between IL-23 levels within the PsA synovium/ skin and clinical disease activity

    Measured: 4 months

  2. Relationship between clinical disease activity and synovial, skin and/or blood levels of key immune signalling molecules involved in psoriatic disease

    Such as but not limited to cluster of differentiation (CD)3, CD68, FVIII, TNFα, IL-1, IFN-γ, IL-6, IL-17A, IL-17R, IL-20, IL-22, IL-23/12p40, IL-23R, ICAM-1, VCAM-1, TGF-β, VEGF, PDGF, RANK-L, OPG, DKK-1, PNAd, CXCL13, CCL 21, MRP8 (S100A8), MRP14 (S100A9), Complement C3, TGFβ etc.

    Measured: 4 months

  3. Relationship, if any, between clinical disease characteristics and genotype

    Measured: 4 months

  4. Relationship between activated inflammatory cells in psoriatic skin and those in the psoriatic synovium

    Measured: 4 months

  5. Relationship between clinical disease activity and synovitis, assessed using grey scale with power doppler US imaging

    Measured: 4 months

  6. Relationship between clinical enthesitis scores (eg. LEI) and US scores of enthesitis

    Measured: 4 months

Timeline

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

  1. First posted6 Nov 2024
  2. Study startJun 2015
  3. Primary completion24 Jun 2020
  4. Study completion24 Jun 2020

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
Cohort
Time perspective
Prospective
Enrolment
29 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06676176
Sponsor's protocol ID
010368 BHT
Acronym
PSABRE
Status last verified
Nov 2024
First submitted
20 Jul 2017
Last updated
6 Nov 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

An observational study of Arthritis, Psoriatic, run by Barts & The London NHS Trust at 1 site in United Kingdom.

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 6 inclusion and 12 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 6 Nov 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United Kingdom. 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?

DAS (time frame: 4 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 6 Nov 2024.

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