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CompletedNCT04823247POSITIVEUpdated May 11, 2025

Observational Real-world Evidence (RWE) Study to Assess Patient-reported Wellbeing Using Tildrakizumab in Live Setting - POSITIVE Study

An observational study in Plaque Psoriasis, sponsored by Almirall, S.A.. Completed at 1 site in Germany. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2025-05-11.

Sponsored by Almirall, S.A. · Observational

Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
782
Ages
18 Years and older
Sex
All
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Study summary

This is an ethics-approved, multi-national, multi-site Phase IV, 1-cohort prospective observational study. The main purpose of this study is to assess the effect of tildrakizumab on the overall wellbeing in patients with moderate-to-severe psoriasis using the 5-item World Health Organization Wellbeing Index (WHO-5) questionnaire.

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Conditions studied

  • Plaque Psoriasis

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Keywords

  • Moderate-to-severe plaque psoriasis
  • Psoriasis
  • Tildrakizumab
  • Prospective
03

In context

Psoriasis

1,899 studies on the registry are indexed under Psoriasis; 233 are open to participants now.

This study's enrollment of 782 is above the median of 200 across 396 observational studies indexed under Psoriasis.

Browse Psoriasis studies →

Lead sponsor

Almirall, S.A. is the lead sponsor of 64 studies on the registry; 8 are open to participants now.

Of its 9 completed or terminated interventional studies of FDA-regulated products, 7 (78%) have results posted.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

The study population consists of patients with moderate-to-severe plaque psoriasis who need systemic biologic therapy and qualify for treatment with an IL-23p19 inhibitor treatment in real-world clinical practice.

Inclusion criteria

  • Patient with diagnosis of moderate-to-severe chronic plaque psoriasis documented in the medical chart.
  • Patient who need systemic biologic therapy and qualify for treatment with an IL-23p19 inhibitor. Tildrakizumab must be the anti-IL-23p19 selected therapy before including the patient in the study.
  • Patient aged 18 years or older at the time of patient recruitment.
  • Patient who have provided written informed consent (if required by country regulations).

Exclusion criteria

Exclusion Criteria:

  • Patients unable to comply with the requirements of the study (fulfilling of the study questionnaires) or who, in the opinion of the study physician, should not participate in the study.
  • Patients included in a clinical trial.
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Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
782 participants (actual)
Target follow-up
24 Months
Patient registry
Yes

Groups and cohorts

  • Tildrakizumab

    Patients diagnosed with moderate-to-severe plaque psoriasis who require systemic biologic therapy and qualify for treatment with an IL-23p19 inhibitor in real-world clinical practice, following the routine clinical practice on each patient country, will be observed for 24 months.

    Drug: Tildrakizumab

Interventions

  • DrugTildrakizumab

    As provided in real world clinical practice.

    Also known as: IL-23p19 inhibitor

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What researchers measure

Primary outcomes

  1. Change From Baseline in 5-item World Health Organization Wellbeing Index (WHO-5) Score

    Time frame: Baseline and Month 24

Secondary outcomes

  1. Change From Baseline in 5-item World Health Organization Wellbeing Index (WHO-5) Score

    Time frame: Baseline; 16 and 28 weeks; 12, 18 months after baseline visit

  2. Change from Baseline in Physician's Satisfaction Questionnaire Score

    Time frame: Baseline; 16 and 28 weeks; 12, 18 and 24 months after baseline visit

  3. Change from Baseline in FamilyPso Questionnaire Score

    Time frame: Baseline; 16 and 28 weeks; 12, 18 and 24 months after baseline visit

  4. Change From Baseline in Dermatology Life Quality Index-Relevant (DLQI-R) Score

    Time frame: Baseline; 16 and 28 weeks; 12, 18 and 24 months after baseline visit

  5. Change From Baseline in Treatment Satisfaction Questionnaire for Medication (TSQM-9) Score

    Time frame: Baseline; 16 and 28 weeks; 12, 18 and 24 months after baseline visit

  6. Change From Baseline in Treatment-related Patient Benefit Index 2.0 (PBI 2.0) Score

    Time frame: Baseline; 16 and 28 weeks; 12, 18 and 24 months after baseline visit

  7. Change From Baseline in Work Productivity and Activity Impairment Questionnaire: Psoriasis (WPAI:PSO) Score

    Time frame: Baseline; 16 and 28 weeks; 12, 18 and 24 months after baseline visit

  8. Skin Manifestations Distribution (Patient's Grid/Heat Map)

    Time frame: Baseline; 16 and 28 weeks; 12, 18 and 24 months after baseline visit

  9. Change from Baseline in Numerical Rating Scale (NRS) Scores for Itch, Pain, Joint Pain and Fatigue

    Time frame: Baseline; 16 and 28 weeks; 12, 18 and 24 months after baseline visit

  10. Change from Baseline in Psoriasis Area and Severity Index (PASI) Score

    Time frame: Baseline; 16 and 28 weeks; 12, 18 and 24 months after baseline visit

  11. Number of Patients Compliance to Sociodemographic Characteristics and Clinical Characteristics

    Time frame: From Baseline up to 24 months

  12. Number of Patients With Treatment-emergent Adverse Events (TEAE)

    Time frame: From Baseline up to 24 months

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Study locations

1 site
  • Haut- und Laserzentrum Freising
    Freising, Bavaria 85354, Germany
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References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on May 11, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT04823247
Lead sponsor
Almirall, S.A.
Responsible party
Sponsor
First posted
Mar 30, 2021
Start date
Nov 22, 2021
Primary completion
Jan 9, 2025
Completion
Jan 9, 2025
Last update
May 11, 2025

Oversight

Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in May 2025. You cannot join it, but the record below documents what was studied.

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