# Canadian Computed Tomography (CT) Head Rule Study

> **NCT00993252** · PHASE3 · COMPLETED · sponsor: **Ottawa Hospital Research Institute** · enrollment: 4531 (actual)

## Conditions studied

- Head Injury

## Interventions

- **PROCEDURE:** CT Scan

## Key facts

- **NCT ID:** NCT00993252
- **Lead sponsor:** Ottawa Hospital Research Institute
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2003-09
- **Primary completion:** 2009-01
- **Final completion:** 2009-03
- **Target enrollment:** 4531 (ACTUAL)
- **Last updated:** 2010-10-15

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00993252

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00993252, "Canadian Computed Tomography (CT) Head Rule Study". Retrieved via AI Analytics 2026-06-15 from https://api.ai-analytics.org/clinical/NCT00993252. Licensed CC0.

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