# Age-adjusted D-dimer Cut-off Levels to Rule Out Pulmonary Embolism

> **NCT01134068** · PHASE4 · COMPLETED · sponsor: **Marc Righini** · enrollment: 3306 (actual)

## Conditions studied

- Pulmonary Embolism

## Interventions

- **OTHER:** Evaluation of a modified DD cut-off to rule out PE

## Key facts

- **NCT ID:** NCT01134068
- **Lead sponsor:** Marc Righini
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2010-10
- **Primary completion:** 2013-07
- **Final completion:** 2013-12
- **Target enrollment:** 3306 (ACTUAL)
- **Last updated:** 2015-05-28

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01134068

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01134068, "Age-adjusted D-dimer Cut-off Levels to Rule Out Pulmonary Embolism". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT01134068. Licensed CC0.

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