UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000057929
Receipt number R000066225
Scientific Title Glucose Insights in Pregnancy
Date of disclosure of the study information 2025/05/21
Last modified on 2025/05/21 16:11:21

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Basic information

Public title

Studies on blood glucose changes during pregnancy and parturition

Acronym

GIP study

Scientific Title

Glucose Insights in Pregnancy

Scientific Title:Acronym

GIP study

Region

Japan


Condition

Condition

Diabetes in pregnancy / Gestational diabetes mellitus

Classification by specialty

Medicine in general Endocrinology and Metabolism Obstetrics and Gynecology
Pediatrics Nursing Adult
Child

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To identify blood glucose changes during gestation and parturition

Basic objectives2

Others

Basic objectives -Others

To determine blood glucose changes during gestation and parturition in normal glucose-tolerant pregnant women and pregnancies with abnormal glucose metabolism.

Trial characteristics_1

Others

Trial characteristics_2

Pragmatic

Developmental phase

Not applicable


Assessment

Primary outcomes

Mean and standard deviation of blood glucose levels for 2 weeks in early, mid, and late pregnancy, parturition, and 3 months postpartum, respectively

Key secondary outcomes

Median, TAR, TIR, TBR, MAGE, and M-values of blood glucose levels for 2 weeks in early, mid, and late pregnancy, parturition, and 3 months postpartum, respectively


Base

Study type

Observational


Study design

Basic design


Randomization


Randomization unit


Blinding


Control


Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms


Purpose of intervention


Type of intervention


Interventions/Control_1


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

20 years-old <=

Age-upper limit

50 years-old >

Gender

Female

Key inclusion criteria

Over 20 years old and under 50 years old
Women who wish to have a baby
Before pregnancy: Normal glucose tolerance or diabetes mellitus
After pregnancy: Pregnant women with normal glucose tolerance, pregnant women with gestational diabetes mellitus, or pregnant women with diabetes mellitus

Key exclusion criteria

Those with other comorbidities (cardiac disease, collagen disease, blood disease, psychiatric disease, etc.)
Those who have exhibited severe symptoms such as contact dermatitis due to adhesive plasters or medical tape in the past

Target sample size

600


Research contact person

Name of lead principal investigator

1st name Marie
Middle name
Last name Furuta

Organization

Graduate Shcool of Medicine, Kyoto University

Division name

Human Health Sciences

Zip code

606-8397

Address

53 Shogoin Kawahara-cho Sakyo-ku Kyoto-city Kyoto prefecture

TEL

075-751-3946

Email

furuta.marie.8r@kyoto-u.ac.jp


Public contact

Name of contact person

1st name Shinichi
Middle name
Last name Harashima

Organization

Graduate Shcool of Medicine, Kyoto University

Division name

Human Health Sciences

Zip code

606-8397

Address

53 Shogoin Kawahara-cho Sakyo-ku Kyoto-city Kyoto prefecture

TEL

075-606-5473

Homepage URL


Email

harashima.shinichi.38m@st.kyoto-u.ac.jp


Sponsor or person

Institute

Kyoto University

Institute

Department

Personal name



Funding Source

Organization

Kyoto University

Organization

Division

Category of Funding Organization

Japanese Governmental office

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Kyoto University Graduate School and Faculty of Medicine, Ethics Committee

Address

53 Shogoin Kawahara-cho Sakyo-ku Kyoto-city Kyoto prefecture

Tel

075-366-7618

Email

ethcom@kuhp.kyoto-u.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 21 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

300

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

No longer recruiting

Date of protocol fixation

2019 Year 07 Month 18 Day

Date of IRB

2019 Year 07 Month 18 Day

Anticipated trial start date

2019 Year 07 Month 18 Day

Last follow-up date

2026 Year 03 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

This study will use FGM to identify the following:
1) Blood glucose variability during pregnancy, delivery, and the postpartum period (3 months postpartum*) in normal glucose-tolerant pregnant women
2) Blood glucose variability during pregnancy, delivery, and the postpartum period (3 months postpartum*) in glucose-tolerant pregnant women
3) Glucose threshold, glucose variability, and test timing useful for early GDM diagnosis
4) During delivery Association between blood glucose variability and perinatal prognosis

This study is being conducted in collaboration with 29 medical institutions.


Management information

Registered date

2025 Year 05 Month 21 Day

Last modified on

2025 Year 05 Month 21 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000066225