# Validation of Arterio Venous Access Stage (AVAS) Classification

> **NCT04796558** · — · UNKNOWN · sponsor: **Vascular surgery, University hospital Královské Vinohrady, Prague** · enrollment: 800 (estimated)

## Conditions studied

- Arteriovenous Graft
- Arteriovenous Fistula
- Dialysis Access Malfunction
- Kidney Failure
- Dialysis Related Complication

## Interventions

- **OTHER:** AVAS Classification

## Key facts

- **NCT ID:** NCT04796558
- **Lead sponsor:** Vascular surgery, University hospital Královské Vinohrady, Prague
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2021-04-01
- **Primary completion:** 2024-12-31
- **Final completion:** 2024-12-31
- **Target enrollment:** 800 (ESTIMATED)
- **Last updated:** 2024-03-29

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04796558

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04796558, "Validation of Arterio Venous Access Stage (AVAS) Classification". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT04796558. Licensed CC0.

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