UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000060276
Receipt number R000068951
Scientific Title Immediate Effects of Proprioceptive Training and Tactile Stimulation on Balance Performance under Eyes-Closed Conditions: A Randomized Controlled Trial
Date of disclosure of the study information 2026/01/06
Last modified on 2026/01/06 21:44:19

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Basic information

Public title

Immediate Effect of Proprioceptive Training and Tactile Stimulation for Improving Balance during Closed-Eyes Condition: Randomized Controlled Trial

Acronym

IPTTS-EC

Scientific Title

Immediate Effects of Proprioceptive Training and Tactile Stimulation on Balance Performance under Eyes-Closed Conditions: A Randomized Controlled Trial

Scientific Title:Acronym

IPTTS-EC

Region

Japan


Condition

Condition

Healthy adults without known neurological, musculoskeletal, or balance disorders

Classification by specialty

Adult

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

The objective of this study is to examine the immediate effects of proprioceptive training and tactile stimulation on balance performance under eyes-closed conditions in healthy adults, and to explore concurrent changes in cortical activation measured by fNIRS during the balance tasks.

Basic objectives2

Others

Basic objectives -Others

To investigate the immediate effects of sensorimotor manipulations on balance performance and associated cortical activation under experimentally controlled eyes-closed conditions.

Trial characteristics_1

Others

Trial characteristics_2

Others

Developmental phase

Not applicable


Assessment

Primary outcomes

Balance performance under eyes-closed conditions, assessed immediately after the intervention using the One-Leg Standing Test (OLST) and the Multi-Directional Reach Test (MDRT).

Key secondary outcomes

Task-related cortical activation, assessed using functional near-infrared spectroscopy (fNIRS) during eyes-closed balance tasks


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Single blind -participants are blinded

Control

Active

Stratification

NO

Dynamic allocation

NO

Institution consideration

Institution is not considered as adjustment factor.

Blocking

NO

Concealment

No need to know


Intervention

No. of arms

4

Purpose of intervention

Educational,Counseling,Training

Type of intervention

Behavior,custom

Interventions/Control_1

Group 1 (Unstable surface with plantar tactile stimulation):
Participants performed eyes-closed standing balance tasks on an unstable surface while receiving tactile stimulation through a textured plantar surface placed under the feet. Participants were allowed to hold a handrail for safety purposes. The protocol consisted of a single-session (immediate). Balance tasks were performed while cortical activation was recorded using fNIRS. Balance outcomes (OLST and MDRT) were assessed immediately after the session.

Interventions/Control_2

Group 2 (Unstable surface without plantar tactile stimulation):
Participants performed eyes-closed standing balance tasks on an unstable surface without additional plantar tactile stimulation (non-textured surface). Participants were allowed to hold a handrail for safety purposes. The protocol consisted of a single session (immediate). Balance tasks were performed while cortical activation was recorded using fNIRS. Balance outcomes (OLST and MDRT) were assessed immediately after the session.

Interventions/Control_3

Group 3 (Stable surface with plantar tactile stimulation):
Participants performed eyes-closed standing balance tasks on a stable surface while receiving tactile stimulation through a textured plantar surface placed under the feet. Participants were allowed to hold a handrail for safety purposes. The protocol consisted of a single-session (immediate). Balance tasks were performed while cortical activation was recorded using fNIRS. Balance outcomes (OLST and MDRT) were assessed immediately after the session.

Interventions/Control_4

Group 4 (Stable surface without plantar tactile stimulation):
Participants performed eyes-closed standing balance tasks on a stable surface without additional plantar tactile stimulation (non-textured surface). Participants were allowed to hold a handrail for safety purposes. The protocol consisted of a single-session (immediate). Balance tasks were performed while cortical activation was recorded using fNIRS. Balance outcomes (OLST and MDRT) were assessed immediately after the session.

Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

18 years-old <=

Age-upper limit

50 years-old >=

Gender

Male and Female

Key inclusion criteria

Inclusion criteria were: age between 18 and 50 years; normal or corrected-to-normal vision; intact sensorimotor and proprioceptive function; and ability to provide voluntary informed consent.

Key exclusion criteria

Exclusion criteria included a history of neurological, vestibular, or acute musculoskeletal disorders that could affect balance performance, as well as any communication impairments preventing task understanding.

Target sample size

40


Research contact person

Name of lead principal investigator

1st name Raden Galuh Gurmadi
Middle name
Last name Gandawidura

Organization

Tokyo Metropolitan University

Division name

Department of Physical Therapy, Graduate School of Human Health Sciences

Zip code

116-8551

Address

7-2-10 Higashi-Ogu, Arakawa-ku, Tokyo, Japan

TEL

+81-80-1989-2399

Email

galuhgur@gmail.com


Public contact

Name of contact person

1st name Raden Galuh Gurmadi
Middle name
Last name Gandawidura

Organization

Tokyo Metropolitan University

Division name

Department of Physical Therapy, Graduate School of Human Health Sciences

Zip code

116-8551

Address

7-2-10 Higashi-Ogu, Arakawa-ku, Tokyo, Japan

TEL

+81-80-1989-2399

Homepage URL


Email

galuhgur@gmail.com


Sponsor or person

Institute

Tokyo Metropolitan University

Institute

Department

Personal name



Funding Source

Organization

Self-funded / No external funding

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Tokyo Metropolitan University

Address

7-2-10 Higashi-Ogu, Arakawa-ku, Tokyo, Japan

Tel

03-3819-1211

Email

a-rinri@jmj.tmu.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

2026 Year 01 Month 06 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


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

Enrolling by invitation

Date of protocol fixation

2024 Year 08 Month 01 Day

Date of IRB

2024 Year 10 Month 02 Day

Anticipated trial start date

2024 Year 10 Month 10 Day

Last follow-up date

2025 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2026 Year 01 Month 06 Day

Last modified on

2026 Year 01 Month 06 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000068951