UMIN-ICDS Clinical Trial
| Unique ID issued by UMIN | UMIN000061092 |
|---|---|
| Receipt number | R000069906 |
| Scientific Title | Impact of Heparin Calcium Supply Discontinuation on Deep Vein Thrombosis Incidence: an observational study |
| Date of disclosure of the study information | 2026/03/28 |
| Last modified on | 2026/03/28 10:16:52 |
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Basic information
Public title
Impact of Heparin Calcium Supply Discontinuation on Deep Vein Thrombosis Incidence: an observational study
Acronym
Impact of Heparin Calcium Supply Discontinuation on Deep Vein Thrombosis Incidence
Scientific Title
Impact of Heparin Calcium Supply Discontinuation on Deep Vein Thrombosis Incidence: an observational study
Scientific Title:Acronym
Impact of Heparin Calcium Supply Discontinuation on Deep Vein Thrombosis Incidence
Region
| Japan |
Condition
Condition
Deep Vein Thrombosis
Classification by specialty
| Medicine in general |
Classification by malignancy
Others
Genomic information
NO
Objectives
Narrative objectives1
We aimed to verify whether the discontinuation of heparin Ca supply led to an increase in deep vein thrombosis.
Basic objectives2
Others
Basic objectives -Others
epidemiology
Trial characteristics_1
Trial characteristics_2
Developmental phase
Assessment
Primary outcomes
Incidence proportion of DVT events
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
Patients of medical institutions belonging to the Japan Collaborative Network
Key exclusion criteria
Patients without an ICD-10-CM code
Target sample size
4338625
Research contact person
Name of lead principal investigator
| 1st name | Naoto |
| Middle name | M |
| Last name | Ishimaru |
Organization
Akashi Medical Center, Japan
Division name
Department of General Internal Medicine
Zip code
6740063
Address
Yagi 743-33 Okubo-cho Akashi, Hyogo
TEL
0789361101
maru-tkb@umin.ac.jp
Public contact
Name of contact person
| 1st name | NAOTO |
| Middle name | |
| Last name | ISHIMARU |
Organization
Akashi Medical Center, Japan
Division name
Department of General Internal Medicine
Zip code
6740063
Address
Yagi 743-33 Okubo-cho Akashi, Hyogo
TEL
0789354303
Homepage URL
maru-tkb@umin.ac.jp
Sponsor or person
Institute
Akashi Medical Center
Institute
Department
Personal name
Funding Source
Organization
None
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
Akashi Medical Center
Address
Yagi 743-33 Okubo-cho Akashi, Hyogo
Tel
0789361101
maru-tkb@umin.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
Please Select
Institutions
Institutions
Other administrative information
Date of disclosure of the study information
| 2026 | Year | 03 | Month | 28 | 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
| 2026 | Year | 03 | Month | 09 | Day |
Date of IRB
| 2026 | Year | 03 | Month | 17 | Day |
Anticipated trial start date
| 2026 | Year | 03 | Month | 28 | Day |
Last follow-up date
| 2026 | Year | 03 | Month | 28 | Day |
Date of closure to data entry
Date trial data considered complete
Date analysis concluded
Other
Other related information
We compared the incidence proportion of DVT events as a primary outcome by following time flame: Pre-from 24 Aug 2019 to 23 August 2021, out of supply-from 24 August 2021 to 9 July 2023, Post-from 10 July 2023 to 9 July 2025.
Management information
Registered date
| 2026 | Year | 03 | Month | 28 | Day |
Last modified on
| 2026 | Year | 03 | Month | 28 | Day |
Link to view the page
Value
https://center6.umin.ac.jp/cgi-open-bin/icdr_e/ctr_view.cgi?recptno=R000069906
