# Advancing Understanding of Transportation Options

> **NCT04141891** · NA · COMPLETED · sponsor: **University of Colorado, Denver** · enrollment: 529 (actual)

## Conditions studied

- Diabetic Retinopathy
- Macular Degeneration
- Glaucoma
- Retinitis Pigmentosa
- Vision Disorders
- Acute Coronary Syndrome
- Implantable Defibrillator User
- Congestive Heart Failure
- Hypertrophic Obstructive Cardiomyopathy
- Orthostatic Hypotension
- Syncope
- Presyncope
- Narcolepsy
- Dementia
- Multiple Sclerosis
- Parkinson Disease
- Brain Injuries
- Spinal Cord Injuries
- Stroke
- Vertigo
- Dizziness
- Seizures
- Substance Use
- Insulin Dependent Diabetes Mellitus
- Arthritis
- Foot--Abnormalities
- Chronic Obstructive Pulmonary Disease
- Obstructive Sleep Apnea
- End Stage Renal Disease
- Sleep Apnea
- Insomnia
- Restless Legs Syndrome

## Interventions

- **BEHAVIORAL:** Driving Decision Aid
- **BEHAVIORAL:** Older Drivers Website

## Key facts

- **NCT ID:** NCT04141891
- **Lead sponsor:** University of Colorado, Denver
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2019-12-12
- **Primary completion:** 2023-06-23
- **Final completion:** 2023-12-21
- **Target enrollment:** 529 (ACTUAL)
- **Last updated:** 2025-02-21

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04141891

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04141891, "Advancing Understanding of Transportation Options". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT04141891. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*