# Examining the Spasmodic Dysphonia Diagnosis and Assessment Procedure (SD-DAP) for Measuring Symptom Change

> **NCT02061943** · — · WITHDRAWN · sponsor: **Emory University**

## Conditions studied

- Spasmodic Dysphonia
- Laryngeal Dystonia

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT02061943
- **Lead sponsor:** Emory University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** WITHDRAWN
- **Start date:** 2015-10
- **Primary completion:** 2016-04
- **Final completion:** 2016-04
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Study not started
- **Last updated:** 2016-05-30

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02061943

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02061943, "Examining the Spasmodic Dysphonia Diagnosis and Assessment Procedure (SD-DAP) for Measuring Symptom Change". Retrieved via AI Analytics 2026-07-26 from https://api.ai-analytics.org/clinical/NCT02061943. Licensed CC0.

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