Autopsy report · NCT01236508

Relation of Carotid Artery Plaque Inflammation, Covert Stroke and White Matter Disease

“difficulties recruiting this population for study population”

The sponsor’s own words in the registry.

Life of this trial

• Ran for about 5 years 11 months before it stopped.
• 50 participants planned (an estimate, not an actual count).
• No results are posted on the registry.

Vital statistics

Status

Terminated

Phase

Phase 4

Sponsor

Ottawa Heart Institute Research Corporation

Sponsor type

University, hospital or other

Conditions

TIA; Stroke; Carotid Artery Stenosis

Interventions

PET/CT imaging with F-18 fluorodeoxyglucose

Participants

50 (planned, not actual)

Sites

1

Countries

Canada

Trials that died the same way

• Normal Pressure Hydrocephalus Treatment by Acetazolamide
  “difficulty in recruiting participants to the study” (79% match in meaning)
• A Program of Physician Supervision to Improve the Quality of Patient Referrals From Nurse Practitioners and Physician Assistants
  “Unable to recruit adequate numbers for study” (75% match in meaning)
• Safety and Efficacy of EDP1815 in the Treatment of Patients Hospitalized With COVID-19 Infection
  “Insufficient study defined patient population” (73% match in meaning)
• Randomized, Blinded, Sham-controlled Trial of Acupuncture for the Management of Joint Pain in Patients With Psoriasis
  “Not enough study participants, difficulties in recruitment” (73% match in meaning)
• The Role of Ursodeoxycholic Acid in Treatment of Gallstones in Hemolytic Disorders
  “Study not feasible - very low recruitment rate” (73% match in meaning)

Look deeper

• The official registry record (the source of truth)
• Record history: every change the sponsor made
• Open it in the database

Everything here comes from the current ClinicalTrials.gov record. The timeline uses the record’s dates; dates marked planned are the sponsor’s plans. The cause of death is an automatic, unverified label. This is research information, not medical advice.