# Validation of the Zigzag Tracking Task Test for the Evaluation of Handwriting Difficulties in Writer's Cramp

> **NCT02882295** · — · TERMINATED · sponsor: **Fondation Ophtalmologique Adolphe de Rothschild** · enrollment: 23 (actual)

## Conditions studied

- Dystonic Disorder

## Interventions

- **OTHER:** Validation of a handwriting scale

## Key facts

- **NCT ID:** NCT02882295
- **Lead sponsor:** Fondation Ophtalmologique Adolphe de Rothschild
- **Sponsor class:** NETWORK
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** TERMINATED
- **Start date:** 2016-07-05
- **Primary completion:** 2017-11-15
- **Final completion:** 2017-11-15
- **Target enrollment:** 23 (ACTUAL)
- **Why stopped:** recrutement difficulties
- **Last updated:** 2022-04-14


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02882295

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02882295, "Validation of the Zigzag Tracking Task Test for the Evaluation of Handwriting Difficulties in Writer's Cramp". Retrieved via AI Analytics 2026-06-16 from https://api.ai-analytics.org/clinical/NCT02882295. Licensed CC0.

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