UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000057760
Receipt number R000066011
Scientific Title Evaluation of the Efficacy of Taste Recall Rehabilitation in Individuals with Taste Dysfunction
Date of disclosure of the study information 2025/05/02
Last modified on 2025/05/09 09:40:43

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Basic information

Public title

Evaluation of the Efficacy of Taste Recall Rehabilitation in Individuals with Taste Dysfunction

Acronym

Evaluation of the Efficacy of Taste Recall Rehabilitation in Individuals with Taste Dysfunction

Scientific Title

Evaluation of the Efficacy of Taste Recall Rehabilitation in Individuals with Taste Dysfunction

Scientific Title:Acronym

Evaluation of the Efficacy of Taste Recall Rehabilitation in Individuals with Taste Dysfunction

Region

Japan


Condition

Condition

taste dysfunction

Classification by specialty

Not applicable

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

This study aims to elucidate the effects of taste recall rehabilitation in patients with taste disorders.

Basic objectives2

Safety

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

The effectiveness of taste recall training will be evaluated by comparing taste recognition thresholds before and after a three-day taste recall training program.

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Uncontrolled

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Treatment

Type of intervention

Other

Interventions/Control_1

Taste recall traning

Interventions/Control_2


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

18 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

1. Adults aged 18 years or older
2. Patients diagnosed with taste disorders at the Department of Comprehensive Dental Care
3. Individuals who provided written informed consent to participate in the study

Key exclusion criteria

Patients with cognitive impairment indicated by an MMSE score of 23 or lower
Individuals who declined to participate in the study
Individuals with allergies to sucrose, sodium chloride, L(+)-tartaric acid, quinine hydrochloride dihydrate (quinine hydrochloride), hydrochloric acid, or monosodium glutamate
Smokers

Target sample size

28


Research contact person

Name of lead principal investigator

1st name Satoru
Middle name
Last name Ebihara

Organization

Tohoku University Graduate School of Medicine

Division name

Department of Rehabilitation Medicine

Zip code

980-8575

Address

Seiryo-machi 1-1, Aoba-ku, Sendai

TEL

0227177353

Email

satoru.ebihara.c4@tohoku.ac.jp


Public contact

Name of contact person

1st name Midori
Middle name
Last name Miyagi

Organization

Tohoku University Graduate School of Medicine

Division name

Department of Rehabilitation Medicine

Zip code

980-8574

Address

Seiryo-machi 1-1, Aoba-ku sendai

TEL

0227177353

Homepage URL


Email

midori.miyagi.b5@tohoku.ac.jp


Sponsor or person

Institute

Tohoku University

Institute

Department

Personal name



Funding Source

Organization

Tohoku University

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

Ethics Committee Tohoku University Graduate School of Medicine

Address

2-1 Seiryo-machi, Aoba-ku, Sendai, Miyagi, 980-8575, Japan

Tel

022-728-4105

Email

ec-med@grp.tohoku.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

2025 Year 05 Month 02 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

Preinitiation

Date of protocol fixation

2025 Year 05 Month 02 Day

Date of IRB


Anticipated trial start date

2025 Year 06 Month 10 Day

Last follow-up date

2030 Year 06 Month 10 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2025 Year 05 Month 02 Day

Last modified on

2025 Year 05 Month 09 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000066011