臨床研究等提出・公開システム

Date of registration	Aug. 01, 2023
Last modified on	Aug. 05, 2023
Trial ID	jRCT1010230027

Scientific Title	Exploration of velocity-based resistance exercise methods for maximizing total work volume : Focusing on the difference in the velocity loss threshold
Public Title	Exploration of velocity-based resistance exercise methods for maximizing total work volume

Contact for Scientific Queries	Name	Tomabechi Nobuysu
	Affiliation	Hokkaido University of Science
	Address	15-4-1, Maeda 7-jo, Teine-ku, Sapporo-shi, Hokkaido
	Telephone	+81-11-688-2391
	E-mail	tomabechi-n@hus.ac.jp
Contact for Public Queries	Name	Tomabechi Nobuyasu
	Affiliation	Hokkaido University of Science
	Address	15-4-1, Maeda 7-jo, Teine-ku, Sapporo-shi, Hokkaido
	Telephone	+81-11-688-2391
	E-mail	tomabechi-n@hus.ac.jp

Recruitment status	Recruiting

Anticipated date of first enrollment		Aug. 01, 2023
Target sample size		20
Study Type		Interventional
Study Design	allocation	single arm study
	masking	open(masking not used)
	control	dose comparison control
	assignment	crossover assignment
	purpose	other
Key inclusion & exclusion criteria	Inclusion Criteria	The participant must be a member of an athletic team (including an off-campus club team). Must have experience performing bench press
	Exclusion Criteria	If the above criteria are not met
	Age Minimum	18age old over
	Age Maximum	No limit
	Gender	Male
Health Condition(s) or Problem(s) Studied		Healthy adult
Intervention(s)		<Day1>Practice of bench press <Day2>Measurement of one repetition maximum of bench press <Day3-6>Three sets of bench presses at 65-70% of one repetition maximum are performed under one of the following conditions. Condition 1: Bench press is terminated when the lifting velocity for each set has decreased by 30% or more. Condition 2: Bench press is terminated when the lifting velocity for each set has decreased by 40% or more. Condition 3: Bench press is terminated when the lifting velocity for each set has decreased by 50% or more. Condition 4: Bench press is terminated when the lifting velocity for each set has decreased by 60% or more.
Health Condition(s) Keyword
Intervention(s) Keyword		Velocity based resistance exercise, bench press
Health Condition(s) Code
Primary Outcome(s)		total work volume number of repetition lifting velocity rating of perceived exertion

Primary Sponsor

Name of Certified Review Board	Ethics committee in Hokkaido University of Science
Address	Maeda 7jo, 15-4-1, Teine, Sappoto, Hokkaido, Hokkaido, Hokkaido, Hokkaido
Telephone	+81-116882391
E-Mail	tomabechi-n@hus.ac.jp
Approval Status	Approval
Date of approval	July. 26, 2023

Plan to share IPD	No

Countries of Recruitment（Except Japan）	none

History of Changes

No	Publication date
2	Aug. 05, 2023	(this page)	Changes
1	Aug. 01, 2023	Detail

List of change history