# Evaluation of Functions of Swallowing and Voice in Ankylosing Spondylitis Patients

> **NCT04437394** · — · COMPLETED · sponsor: **Yavuz Atar** · enrollment: 60 (actual)

## Conditions studied

- Ankylosing Spondylitis
- Swallowing Disorder.Other Specified
- Voice Alteration

## Interventions

- **DIAGNOSTIC_TEST:** flexible endoscopic evaluation of swallowing
- **DIAGNOSTIC_TEST:** The analysis of voice

## Key facts

- **NCT ID:** NCT04437394
- **Lead sponsor:** Yavuz Atar
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2018-06-30
- **Primary completion:** 2018-10-30
- **Final completion:** 2018-10-30
- **Target enrollment:** 60 (ACTUAL)
- **Last updated:** 2020-06-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04437394

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04437394, "Evaluation of Functions of Swallowing and Voice in Ankylosing Spondylitis Patients". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT04437394. Licensed CC0.

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