NCT06758336

Brief Summary

The purpose of this study was to investigate the effect of caffeinated chewing gum on sympathetic nerve activity on wrestling simulation match.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
16

participants targeted

Target at below P25 for not_applicable

Timeline
Completed

Started Jun 2024

Shorter than P25 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

June 11, 2024

Completed
19 days until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 30, 2024

Completed
6 months until next milestone

Study Completion

Last participant's last visit for all outcomes

December 23, 2024

Completed
3 days until next milestone

First Submitted

Initial submission to the registry

December 26, 2024

Completed
8 days until next milestone

First Posted

Study publicly available on registry

January 3, 2025

Completed
Last Updated

January 3, 2025

Status Verified

December 1, 2024

Enrollment Period

19 days

First QC Date

December 26, 2024

Last Update Submit

December 26, 2024

Conditions

CaffeineControl

Outcome Measures

Primary Outcomes (1)

  • The number of falls in the simulated matches

    Record number of falls in the simulated matches

    15 minutes after intervention

Study Arms (2)

caffeine gum

EXPERIMENTAL

The participants chewing caffeine gum 10 minutes before exercise

Dietary Supplement: caffeine

placebo gum

PLACEBO COMPARATOR

The participants chewing placebo gum 10 minutes before exercise

Dietary Supplement: caffeine

Interventions

caffeineDIETARY_SUPPLEMENT

The participants chewing either caffeine Gum (CAF trial, containing 3 mg/kg of caffeine) for 10 minutes. After rested for 15 minutes, the participants underwent tests.

caffeine gumplacebo gum

Eligibility Criteria

Age20 Years - 40 Years
Sexmale(Gender-based eligibility)
Gender Eligibility DetailsOnly male
Healthy VolunteersYes
Age GroupsAdult (18-64)

You may qualify if:

  • more than 6years of professional wrestling training;
  • more than 6 months of continuous training;
  • recovering from sports injuries such as strains and contusions for at least 3 months.

You may not qualify if:

  • non-professionally wrestling athlete;
  • none regular training in the past 6 months;
  • less than 3 months of recovery from a sports injury, or present epilepsy, hypertension, hyperlipidemia, heart disease, arthritis, osteoporosis, or brain injury;
  • a history of caffeine allergy.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

National Taiwan University of Sport

Taichung, North, 404, Taiwan

Location

MeSH Terms

Interventions

Caffeine

Intervention Hierarchy (Ancestors)

XanthinesAlkaloidsHeterocyclic CompoundsPurinonesPurinesHeterocyclic Compounds, 2-RingHeterocyclic Compounds, Fused-Ring

Study Officials

  • Chih-Hui Chiu, PhD

    Sport Science Research Center

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Masking Details
placebo
Purpose
TREATMENT
Intervention Model
CROSSOVER
Model Details: a randomized crossover double-blind study design
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Professor

Study Record Dates

First Submitted

December 26, 2024

First Posted

January 3, 2025

Study Start

June 11, 2024

Primary Completion

June 30, 2024

Study Completion

December 23, 2024

Last Updated

January 3, 2025

Record last verified: 2024-12

Data Sharing

IPD Sharing
Will not share

No IPD sharing plan

Locations

TW(1)