# A Prevalence Study of Chronic Widespread Pain (CWP) Among Patients With Rheumatoid Arthritis (RA) and Control Population in Tallinn and Harjumaa County

> **NCT00721318** · — · UNKNOWN · sponsor: **Estonian Society for Rheumatology** · enrollment: 6000 (estimated)

## Conditions studied

- Chronic Widespread Pain

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00721318
- **Lead sponsor:** Estonian Society for Rheumatology
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2008-05
- **Primary completion:** 2009-05
- **Final completion:** 2010-05
- **Target enrollment:** 6000 (ESTIMATED)
- **Last updated:** 2008-07-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00721318

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00721318, "A Prevalence Study of Chronic Widespread Pain (CWP) Among Patients With Rheumatoid Arthritis (RA) and Control Population in Tallinn and Harjumaa County". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT00721318. Licensed CC0.

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