CaffeineNCT06557655
Caffeinate Chewing Gum on Ice Hockey Performance
A study testing caffeinate chewing gum in people with Caffeine and Placebo, run by National Taiwan Sport University at 1 site in Taiwan.
Trial summary
The purpose of this study was to examine the impact of caffeinated chewing gum on the physical performance of elite ice hockey players in a partial sleep deprivation state. Read more about this study
- Who is it for?
- Ages 20 to 40 years, men onlyHealthy volunteers can take part
- What is being tested?
- caffeinate chewing gum
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 14 participants
- Where
- 1 siteTaiwan
- Study dates
- 5 Feb 2024to 30 Apr 2024
- Phase
- Interventional
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 20 to 40 years
- Men only
- Healthy volunteers accepted
- Adult
Who may be able to join
- 1. 6 years of professional ice hockey training,
- 2. 6 months of continuous training,
- 3. 3 months of recovery from sports injuries such as strains and sprains
Who cannot join
- 1. non-specialised ice hockey player.
- 2. has not trained regularly for the past 6 months.
- 3. has recovered from an athletic injury.
- 4. have been recovering from a sports injury for less than 3 months, or have epilepsy, hypertension, hyperlipidemia, heart disease, arthritis, osteoporosis, brain injury, or a history of caffeine allergy.
Trial locations and contacts
1 site in 1 country.
About this study
Official title: The Effect of Caffeinate Chewing Gum on Ice Hockey Performance After Partial Sleep Deprivation: a Double-blind Crossover Trial
The purpose of this study was to examine the impact of caffeinated chewing gum on the physical performance of elite ice hockey players in a partial sleep deprivation state.
Read the detailed description
This study used a randomisation crossover design with a single-blind, double-blind experimental design. The participants were randomly assigned to either a caffeinated chewing gum trial (CAF) or a placebo trial (PL).
- Being tested
- caffeinate chewing gum
- Keywords
- exercise performance, fatigue index
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
caffeinate chewing gumDietary supplement
Also called plocabo gum
participants either chewed caffeinated gum (CAF) containing 3 mg/kg caffeine or a caffeine-free placebo gum (PLA) for 10 minutes prior to undertaking a series of tests on-ice and off-ice.
| Study group | Role | What they receive |
|---|---|---|
| caffeine gum | Experimental | 15 minutes before exercise Receives: Dietary Supplement: caffeinate chewing gum |
| placebo | Placebo comparator | 15 minutes before exercise Receives: Dietary Supplement: caffeinate chewing gum |
What is being measured
The primary outcome is the main question the study is designed to answer.
counter-movement jump
jump height
Measured: 15 minutes after intervention
Secondary outcomes (1)
35-metre sprint
complete time (seconds)
Measured: 15 minutes after intervention
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted16 Aug 2024
- Study start5 Feb 2024
- Primary completion15 Apr 2024
- Study completion30 Apr 2024
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for CaffeineStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase N/A
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Crossover
- Masking
- Single blind
- Who is masked
- Investigator
- Enrolment
- 14 participants (actual)
Sponsor and investigators
- Lead sponsor
- National Taiwan Sport University
- Sponsor type
- University, hospital or other
- Responsible party
- Principal investigator, Chih-Hui Chiu, National Taiwan Sport University
- Investigators
- ChihHui Chiu, PhD, Study director, National Taiwan University of Sport
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT06557655
- Sponsor's protocol ID
- 113-4
- Status last verified
- Aug 2024
- First submitted
- 14 Aug 2024
- Last updated
- 16 Aug 2024
- Results posted
- No
- Data monitoring committee
- Yes
- FDA-regulated drug
- No
- FDA-regulated device
- No
- Individual data sharing
- No: No IPD plan available
Study at a glance
From the registry record, last updated by the sponsor on 16 Aug 2024. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- The Effect of Caffeinate Chewing Gum on Ice Hockey Performance After Partial Sleep Deprivation: a Double-blind Crossover Trial
- ClinicalTrials.gov ID
- NCT06557655
- Acronym / sponsor ID
- 113-4
- Keywords
- exercise performance, fatigue index
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 14 participants (actual)
- Lead sponsor
- National Taiwan Sport UniversityUniversity, hospital or other
- Study start
- 5 Feb 2024 (actual)
- Primary completion
- 15 Apr 2024 (actual)
- Study completion
- 30 Apr 2024 (actual)
- First posted
- 16 Aug 2024 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The purpose of this study was to examine the impact of caffeinated chewing gum on the physical performance of elite ice hockey players in a partial sleep deprivation state.
Detailed description
This study used a randomisation crossover design with a single-blind, double-blind experimental design. The participants were randomly assigned to either a caffeinated chewing gum trial (CAF) or a placebo trial (PL).
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Crossover
- Masking
- Single blind (investigator)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| caffeine gum | Experimental | Dietary Supplement: caffeinate chewing gum15 minutes before exercise |
| placebo | Placebo comparator | Dietary Supplement: caffeinate chewing gum15 minutes before exercise |
Who may qualify
- Ages
- 20 to 40 years
- Sex
- Male only
- Healthy volunteers
- Accepted
- Age groups
- Adult
Key inclusion criteria (3 listed)
- 1. 6 years of professional ice hockey training,
- 2. 6 months of continuous training,
- 3. 3 months of recovery from sports injuries such as strains and sprains
Key exclusion criteria (4 listed)
- 1. non-specialised ice hockey player.
- 2. has not trained regularly for the past 6 months.
- 3. has recovered from an athletic injury.
- 4. have been recovering from a sports injury for less than 3 months, or have epilepsy, hypertension, hyperlipidemia, heart disease, arthritis, osteoporosis, brain injury, or a history of caffeine allergy.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| caffeinate chewing gumAlso: plocabo gumparticipants either chewed caffeinated gum (CAF) containing 3 mg/kg caffeine or a caffeine-free placebo gum (PLA) for 10 minutes prior to undertaking a series of tests on-ice and off-ice. | Dietary supplement | caffeine gum, placebo |
Primary outcome
counter-movement jump
Time frame: 15 minutes after intervention
jump height
1 secondary outcome
35-metre sprint
Time frame: 15 minutes after intervention
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 16 Aug 2024.
- Individual participant dataSharing planned: No. No IPD plan available
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
ChihHui Chiu, PhD study director
National Taiwan University of Sport
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A study testing caffeinate chewing gum in people with Caffeine and Placebo, run by National Taiwan Sport University at 1 site in Taiwan.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 3 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 16 Aug 2024. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in Taiwan. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
counter-movement jump (time frame: 15 minutes after intervention). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 16 Aug 2024; AzTrials last refreshed its copy on 31 Oct 2026.