# Certainty Of Stroke Symptom Onset Study

> **NCT01928641** · — · WITHDRAWN · sponsor: **Asan Medical Center**

## Conditions studied

- Ischemic Stroke

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01928641
- **Lead sponsor:** Asan Medical Center
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** WITHDRAWN
- **Start date:** 2013-08
- **Primary completion:** 2014-06
- **Final completion:** 2014-08
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Main investigator changed affiliation.
- **Last updated:** 2019-01-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01928641

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01928641, "Certainty Of Stroke Symptom Onset Study". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT01928641. Licensed CC0.

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