deltatrials

University of Calgary Clinical Trials

Sponsors / University of Calgary

University of Calgary is listed as the lead sponsor on 325 clinical trials registered with ClinicalTrials.gov. 44 trials are actively recruiting participants, 11 remain active without open enrollment, and 138 have concluded. 21 of these trials ended early via termination or withdrawal. The most common reasons cited for termination include slow or insufficient recruitment, funding constraints. The cumulative planned enrollment figure across all listed trials is 188,430 participants. All figures are drawn directly from ClinicalTrials.gov and updated as sponsors submit revisions.

325
Total Trials
44
Recruiting
11
Other Active
138
Completed
21
Terminated / Withdrawn
188,430
Total Enrollment

Termination reasons: Other38% · Recruitment38% · Funding10% · Business5% · Efficacy5% · Safety5%

Recent Terminations

  • NCT04594746 Phase PHASE4 Stopped Jan 2026
    Atrial Fibrillation
    "we couldn't recruit enough participants"
  • NCT05395494 Phase PHASE2 Stopped Jul 2025
    Fibromyalgia
    "Futility criteria met on interim analysis"
  • NCT05204836 Phase PHASE1 Stopped Jul 2025
    Anterior Cruciate Ligament Injuries
    "Recruitment stopped due to funding shortage. The scope of the original study increased beyond what had been budgeted in the grant that funded it, and follow-up funding attempts were not successful."
  • NCT03266315 Phase NA Stopped Jul 2024
    Gastro-Intestinal Disorder
    "Manufacturer discontinued the product used for the study: Business decision"
  • NCT03302585 Phase PHASE2 Stopped May 2024
    Optic Neuritis
    "inability to meet recruitment goals"
  • NCT04236167 Phase NA Stopped Nov 2023
    Cicatrix, Hypertrophic
    "Lack of participants to enroll. Early findings not supportive of fractionated c02 laser improving scars in population studied when used alone."
  • NCT02959411 Phase PHASE4 Stopped Jun 2020
    Heart Failure
    "Low accrual rate"
  • NCT04095533 Stopped Apr 2020
    ICU Acquired Weakness
    "Coronavirus pandemic halted in-unit enrolment and participation"
  • NCT02586519 Phase NA Stopped May 2019
    Diabetes
    "During the unavoidable gap resulting from the global pandemic, the technologies being used in this study have significantly improved and it is no longer optimal to provide patients with the old technology when improved technology is availab"
  • NCT02735694 Phase PHASE1 Stopped Nov 2016
    Sleep Apnea Syndromes
    "Analysis of initial sample shows negative results."

Active Trials (11 total)

Top Conditions

Top Locations