Related Experiment Video
Updated: Feb 6, 2026

Author Spotlight: Self-Assessment Protocol for Predicting Psoriatic Arthritis in Psoriasis Patients
Published on: March 1, 2024
What do Cochrane systematic reviews say about interventions for treating psoriasis?
Rafael Leite Pacheco1, Nicole Dittrich Hosni2, Carolina de Oliveira Cruz Latorraca3
1MD. Postgraduate Student, Evidence-Based Health Program, Universidade Federal de São Paulo (UNIFESP), and Assistant Researcher, Cochrane Brazil, São Paulo (SP), Brazil.
This review of psoriasis treatments found that etanercept effectively reduces psoriasis severity. However, combination therapy with steroids and vitamin D showed limited benefits and increased adverse events, highlighting the need for more research.
Area of Science:
- Dermatology
- Immunology
- Evidence-Based Medicine
Background:
- Psoriasis is a chronic inflammatory skin condition marked by keratinocyte proliferation and immune system dysfunction.
- Effective management strategies for psoriasis are crucial for improving patient quality of life.
Purpose of the Study:
- To systematically review existing evidence on interventions for psoriasis.
- To synthesize findings from high-quality Cochrane systematic reviews.
Main Methods:
- A systematic search identified relevant Cochrane systematic reviews.
- Two independent reviewers screened titles and abstracts.
- Data from included reviews were narratively synthesized.
Main Results:
- Six Cochrane reviews on psoriasis interventions were included.
- High-quality evidence showed etanercept reduced psoriasis severity compared to placebo.
- Combination therapy with steroids and vitamin D improved skin clearance but increased adverse events.
Conclusions:
- Evidence quality for psoriasis interventions varies from unknown to high.
- Further randomized controlled trials are needed to clarify treatment efficacy and safety.
- More research is imperative to address uncertainties in current clinical practice for psoriasis management.
Related Concept Videos
Cochran's Q Test
Review and Preview
Percentiles are a type of fractile that partition data into...
Review and Preview
Nursing Interventions I: Taxonomy of Nursing Interventions
A nursing intervention is a treatment or action based on scientific concepts and knowledge from the nursing, behavioral, and physical sciences. Identifying and prioritizing nursing interventions based on the desired outcome...
Nursing Interventions II: Selecting and Classifying the Nursing Interventions
Random and Systematic Errors

