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Nutritional and Metabolic DiseasesNCT04688073

Effect of Muscle Damage After Downhill Running on Postprandial Lipids

A study testing Exercise and Rest in people with Nutritional and Metabolic Diseases and Lipemia, run by National Taiwan Sport University at 1 site in Taiwan.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

All participants underwent three experimental trials, namely downhill running (DR), level running (LR), and the control (CON) in a cross-over design. Each trial lasted for 2 days. The participants were fed the same breakfast and lunch on day 1 in each trial. Read more about this study

Who is it for?
Ages 20 to 40 years, men onlyHealthy volunteers can take part
Conditions the study is for
Nutritional and Metabolic Diseases, Lipemia
What is being tested?
Exercise and Rest
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
9 participants
Where
1 siteTaiwan
Study dates
15 May 2019to 1 Jul 2019
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

  • generally healthy, had not engaged in regular exercise or received any medication in the past 6 months

Who cannot join

  • history of cardiovascular disease, hypertension, hyperlipidemia, diabetes, atherosclerosis, or osteoporosis, free of any musculoskeletal injury during the study

Trial locations and contacts

1 site in 1 country.

Taiwan1 site
  • National Taiwan University of Sport

    Taichung, 404

Other trials in Taiwan

About this study

All participants underwent three experimental trials, namely downhill running (DR), level running (LR), and the control (CON) in a cross-over design. Each trial lasted for 2 days. The participants were fed the same breakfast and lunch on day 1 in each trial. The participants arrived at the laboratory at 18:00 on day 1 and ran on the treadmill at 60% VO2max (downhill and level surface trials) or rested (CON trial) for 30 min. Subsequently, they were fed a standardized dinner (A meal box containing chicken, vegetables, and rice, 692 kcal, with 50% energy from carbohydrate, 32% from fat, and 18% from protein) within 20 min.

The participants returned to the laboratory at 07:30 on day 2 after an overnight fast. After baseline blood and gas samples were collected, the participants were fed a high-fat meal that included cereal, white bread, whipping cream, cheese, and butter. The high-fat meal provided fat 1.2 g/kg (65% energy), carbohydrate 1.1 g/kg (27% energy), protein 0.33 g/kg (8% energy), and 16.5 kcal/kg.

A 10-mL blood sample was collected from a forearm vein into nonheparinized tubes before and immediately after exercise or rest on day 1. On day 2, postprandial blood samples were collected from forearm veins into nonheparinized tubes by using an indwelling venous needle and a three-way stopcock. A 10-mL blood sample was collected before (0 h) and 0.5, 1, 2, 3, 4, 5, and 6 h after the high-fat meal.

Being tested
Exercise, Rest
Keywords
triglyceride, non-esterified fatty acids, eccentric exercise, cardiovascular disease
Medical subject headings
Nutritional and Metabolic Diseases, Hyperlipidemias, Cardiovascular Diseases

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • ExerciseBehavioural

    Running

  • RestBehavioural

    sit and rest

Study groups in NCT04688073
Study groupRoleWhat they receive
Downhill runningExperimentalRunning at 60% VO2max on -15% slope for 30 min on a treadmill
Receives: Behavioral: Exercise
Level runningExperimentalRunning at 60% VO2max on level surface for 30 min on a treadmill
Receives: Behavioral: Exercise
ControlPlacebo comparatorRest 30 min
Receives: Behavioral: Rest

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. TG AUC

    area under the curve for serum triglyceride concentrations within 6 hours after the high-fat meal

    Measured: 6 hours

Secondary outcomes (1)
  1. NEFA AUC

    area under the curve for serum non-esterified fatty acid concentrations within 6 hours after the high-fat meal

    Measured: 6 hours

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted29 Dec 2020
  2. Study start15 May 2019
  3. Primary completion1 Jul 2019
  4. Study completion1 Jul 2019

Resources

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
Prevention
Allocation
Randomised
Intervention model
Crossover
Masking
None (open label)
Enrolment
9 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04688073
Sponsor's protocol ID
201903HM011
Status last verified
Dec 2020
First submitted
23 Dec 2020
Last updated
29 Dec 2020
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A study testing Exercise and Rest in people with Nutritional and Metabolic Diseases and Lipemia, 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 1 inclusion and 1 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 29 Dec 2020. 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?

TG AUC (time frame: 6 hours). 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 29 Dec 2020.

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