# Revision of the EORTC QLQ-BN20 Questionnaire

> **NCT04689321** · — · UNKNOWN · sponsor: **Leiden University Medical Center** · enrollment: 135 (estimated)

## Conditions studied

- Glioma
- Brain Metastases, Adult

## Interventions

- **OTHER:** No intervention

## Key facts

- **NCT ID:** NCT04689321
- **Lead sponsor:** Leiden University Medical Center
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2018-12-19
- **Primary completion:** 2024-01-01
- **Final completion:** 2024-01-01
- **Target enrollment:** 135 (ESTIMATED)
- **Last updated:** 2020-12-30

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04689321

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04689321, "Revision of the EORTC QLQ-BN20 Questionnaire". Retrieved via AI Analytics 2026-07-07 from https://api.ai-analytics.org/clinical/NCT04689321. Licensed CC0.

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