# Observational Study of Patients With Moderate to Severe Chronic Plaque Psoriasis

> **NCT03982394** · — · COMPLETED · sponsor: **AbbVie** · enrollment: 2759 (actual)

## Conditions studied

- Chronic Plaque Psoriasis

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT03982394
- **Lead sponsor:** AbbVie
- **Sponsor class:** INDUSTRY
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2019-07-01
- **Primary completion:** 2025-09-02
- **Final completion:** 2025-09-02
- **Target enrollment:** 2759 (ACTUAL)
- **Last updated:** 2025-11-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03982394

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03982394, "Observational Study of Patients With Moderate to Severe Chronic Plaque Psoriasis". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT03982394. Licensed CC0.

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