UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000043916
Receipt number R000050153
Scientific Title Effect of feedback service form and ball quality using video and wearable device on the accuracy of the second service in high school tennis players
Date of disclosure of the study information 2021/04/14
Last modified on 2022/04/19 18:58:04

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Basic information

Public title

Effect of feedback service form and ball quality using video and wearable device on the accuracy of the second service in high school tennis players

Acronym

Effect of feedback service form and ball quality using video and wearable device on the accuracy of the second service in high school tennis players

Scientific Title

Effect of feedback service form and ball quality using video and wearable device on the accuracy of the second service in high school tennis players

Scientific Title:Acronym

Effect of feedback service form and ball quality using video and wearable device on the accuracy of the second service in high school tennis players

Region

Japan


Condition

Condition

Healthy high school tennis player

Classification by specialty

Rehabilitation medicine Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

For high school tennis players, provide a service form and ball quality feedback using video and wearable terminals, and examine the effect on the accuracy of the 2nd service.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1

Exploratory

Trial characteristics_2

Pragmatic

Developmental phase

Phase III


Assessment

Primary outcomes

Second service accuracy score

Key secondary outcomes

Service ball speed, ball rotation speed, swing speed, questionnaire survey, age, height, weight, tennis history


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Cluster

Blinding

Open -no one is blinded

Control

Placebo

Stratification

NO

Dynamic allocation

NO

Institution consideration

Institution is not considered as adjustment factor.

Blocking

NO

Concealment

Numbered container method


Intervention

No. of arms

2

Purpose of intervention

Educational,Counseling,Training

Type of intervention

Behavior,custom

Interventions/Control_1

Provides feedback on the service ball speed, ball rotation speed, impact position, swing speed, and service form for each of the 1st service and 2nd service.

Interventions/Control_2

Distribute the feedback data to the players and practice for a week.

Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

15 years-old <=

Age-upper limit

17 years-old >=

Gender

Male and Female

Key inclusion criteria

A high school tennis member who participated in the best 8 in the rookie competition in the first year second year of Reiwa.

Key exclusion criteria

Those who do not have written consent to participate in this study. Those who experience pain when performing service motions. Those who do not participate in the practice for some reason.

Target sample size

180


Research contact person

Name of lead principal investigator

1st name Kiyokazu
Middle name
Last name Akasaka

Organization

Saitama Medical University

Division name

Department of Physical Therapy

Zip code

3500496

Address

981 Kawakado, Moroyama-cho, Iruma-gun, Saitama Prefecture

TEL

0492951001

Email

kiyokazu.akasaka@gmail.com


Public contact

Name of contact person

1st name Kiyokazu
Middle name
Last name Akasaka

Organization

Saitama Medical University

Division name

Department of Physical Therapy

Zip code

3500496

Address

981 Kawakado, Moroyama-cho, Iruma-gun, Saitama Prefecture

TEL

0492951001

Homepage URL


Email

kiyokazu.akasaka@gmail.com


Sponsor or person

Institute

Saitama Medical University Graduate School
Physical therapy field

Institute

Department

Personal name



Funding Source

Organization

Saitama Medical University Graduate School
Physical therapy field

Organization

Division

Category of Funding Organization

Other

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Saitama Medical University Ethics Committee

Address

38 Morohongo, Moroyama-cho, Iruma-gun, Saitama Prefecture

Tel

0492762143

Email

rinri@saitama-med.ac.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2021 Year 04 Month 14 Day


Related information

URL releasing protocol

None

Publication of results

Unpublished


Result

URL related to results and publications

None

Number of participants that the trial has enrolled

23

Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Completed

Date of protocol fixation

2021 Year 05 Month 10 Day

Date of IRB

2021 Year 08 Month 10 Day

Anticipated trial start date

2021 Year 08 Month 10 Day

Last follow-up date

2021 Year 11 Month 18 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2021 Year 04 Month 13 Day

Last modified on

2022 Year 04 Month 19 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000050153


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name