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NCT04891393 · ClinicalTrials.gov registry record · NA
The Effects of Caffeine on Human Spinal Motoneurons
A NA study, sponsored by Temple University.
- Completed
- Registry status
- NA
- Development phase
- 20
- Enrollment target
NCT04891393: Completed NA study, sponsored by Temple University.
NCT04891393 is a NA study that has completed, run by Temple University. The registered enrollment target is 20 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (99% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT04891393, a NA study, has completed, sponsored by Temple University.
- COMPLETED
- Registry status
- NA
- Development phase
- 20 participants
- Enrollment target
Study Summary
This study evaluates the effects of orally ingested, commercially available, coffee (3 mg/kg of caffeine) on the excitability of human spinal motoneurons of the lower leg.
Primary Outcome
Changes in motorneuron excitability, as quantified by Delta-F values. A paired motor unit technique will be utilized (Gorassini et al., 2002). (Typically, these values range from -5 to +10).
Interventions
- DIETARY_SUPPLEMENT Coffee
- DIETARY_SUPPLEMENT Decaffeinated coffee
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 20 participants |
| Start Date | 2021-06-01 |
| Est. Completion | 2022-03-28 |
| Phase | NA |
What the finished NCT04891393 record still lists
NCT04891393 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 20 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (99% lower).
The record links to 0 conditions, and to 2 interventions - of which Coffee is the first listed.
NCT04891393 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT04891393 about?
NCT04891393 is a clinical study titled "The Effects of Caffeine on Human Spinal Motoneurons". This study evaluates the effects of orally ingested, commercially available, coffee (3 mg/kg of caffeine) on the excitability of human spinal motoneurons of the lower leg.
What is the current status of trial NCT04891393?
This trial is currently completed. It is a NA study. The enrollment target is 20 participants. The study started on 2021-06-01. Estimated completion is 2022-03-28.
What interventions are being tested in trial NCT04891393?
The interventions under investigation include: Coffee (DIETARY_SUPPLEMENT), Decaffeinated coffee (DIETARY_SUPPLEMENT).
Who is sponsoring clinical trial NCT04891393?
This trial is sponsored by Temple University, which has 163 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT04891393's enrollment target sits among peer trials
20 1768th of 2000 higher than 140 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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