UMIN-ICDS Clinical Trial

Unique ID issued by UMIN UMIN000051898
Receipt number R000059204
Scientific Title Exploratory study of long COVID risk in Japan using a claims database data from employee-based health insurance
Date of disclosure of the study information 2023/08/14
Last modified on 2023/08/13 12:14:01

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Basic information

Public title

Exploratory study of long COVID risk in Japan using a claims database data from employee-based health insurance

Acronym

Exploratory study of long COVID risk in Japan using a claims database data from employee-based health insurance

Scientific Title

Exploratory study of long COVID risk in Japan using a claims database data from employee-based health insurance

Scientific Title:Acronym

Exploratory study of long COVID risk in Japan using a claims database data from employee-based health insurance

Region

Japan


Condition

Condition

SARS-CoV-2 infection

Classification by specialty

Infectious disease

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

By comparing COVID-19 patients and non-affected patients using the JMDC claims database, quantitative evaluation of known long COVID, and quantitative search and medical consideration of unreported long COVID, we will present the actual situation of long COVID under the actual clinical practice in Japan

Basic objectives2

Others

Basic objectives -Others

Epidemiology

Trial characteristics_1

Others

Trial characteristics_2

Others

Developmental phase

Not applicable


Assessment

Primary outcomes

-The known long COVID
Outcomes were defned by ICD10 codes related to diagnosis shown below.
(cardiovascular disorders, arrhythmia, heart failure, acutemyocardial infarction, hypertension, asthma, respiratory failure, other respiratory diseases/symptoms, renal failure, chronickidney disease, blood coagulation/bleeding, thromboembolism, leukopenia, anemia, pulmonary thromboembolism, type I diabetes, type II diabetes, obesity, gastrointestinal/esophageal disorders, liver disease, smell/taste disorders, neurological conditions, cerebrovascular disorders, sleep disorders, other mental conditions, substance use disorders, anxiety, mood disorders, malaise , skeletal muscle pain, muscle disorder, hair loss, skin disease, atopic dermatitis, urticaria, herpes virus vesicular dermatitis, heart murmur, weight loss, ejaculation failure)
For known long COVID, the outcome is not only each diagnosis, but also the entire known long COVID and the diagnosis grouped by each body system (cardiovascular system, respiratory system, kidney, coagulation/blood, endocrine system, digestive system, nervous system, mental system, muscular system, skin system, others).

-The unknown long COVID
ICD10 codes

Key secondary outcomes



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


Not applicable

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

[Definition of COVID-19 patients and date of onset]
-Patients with a diagnosis of COVID-19 [ICD-10 code (disease.icd10_sai_code): U071, U072 (no suspicionflag)] are considered as patients with COVID-19.
-The smallest month of COVID-19 diagnosis (disease.shinryo_ym) from July 2019 to September 2022 is considered the first diagnosis month (IM: Index month).

[Inclusion criteria of COVID-19 patients]
-Observable from July 2019 to 6 months post-IM
-IM is included from January 2020 to March 2022.

[Definition of non-affected patients]
-Patients without a diagnosis of COVID-19 [ICD-10 code (disease.icd10_sai_code): U071, U072, B342].

[Inclusion criteria of non-affected pathients]
-Observable from July 2019 September 2022

[Creation of affected-unaffected pairs]
-COVID-19-affected individuals who met the inclusion criteria are matched 1:1 with COVID-19-unaffected individuals who matched sex, date of birth, and risk factors for exacerbation.

Key exclusion criteria

In the population shown in the previous section, out of matched affected-unaffected pairs, if either pair had a diagnosis to be assessed during the 6 months prior to IM, that pair will be excluded.

Target sample size

263456


Research contact person

Name of lead principal investigator

1st name Satoshi
Middle name
Last name Kutsuna

Organization

Department of Infection, Control, Graduate School of Medicine

Division name

Osaka University

Zip code

565-0871

Address

2-2 Yamadaoka, Suita, Osaka

TEL

06-6879-5070

Email

kutsuna@hp-infect.med.osaka-u.ac.jp


Public contact

Name of contact person

1st name Ryotaro
Middle name
Last name Tajima

Organization

Shionogi & Co., Ltd.

Division name

Data Science Department

Zip code

541-0047

Address

4F, Midosuji MTR Building, 6-3, Awajimachi, 3-chome, Chuo-ku, Osaka-shi, Osaka, 541-0047, Japan

TEL

06-6202-2161

Homepage URL


Email

ryotaro.tajima@shionogi.co.jp


Sponsor or person

Institute

Shionogi & Co., Ltd.

Institute

Department

Personal name



Funding Source

Organization

Shionogi & Co., Ltd.

Organization

Division

Category of Funding Organization

Profit organization

Nationality of Funding Organization



Other related organizations

Co-sponsor

Osaka University

Name of secondary funder(s)



IRB Contact (For public release)

Organization

N/A

Address

N/A

Tel

N/A

Email

N/A


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

2023 Year 08 Month 14 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

2023 Year 08 Month 03 Day

Date of IRB


Anticipated trial start date

2023 Year 08 Month 03 Day

Last follow-up date

2023 Year 08 Month 16 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information

N/A


Management information

Registered date

2023 Year 08 Month 13 Day

Last modified on

2023 Year 08 Month 13 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000059204


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name