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Name:
UMIN ID:

Recruitment status No longer recruiting
Unique ID issued by UMIN UMIN000033663
Receipt No. R000038372
Official scientific title of the study Retrospective study of preoperative deep vein thrombosis risk factors in patients with colorectal cancer
Date of disclosure of the study information 2018/08/10
Last modified on 2018/08/07

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Basic information
Official scientific title of the study Retrospective study of preoperative deep vein thrombosis risk factors in patients with colorectal cancer
Title of the study (Brief title) Retrospective study of preoperative deep vein thrombosis risk factors in patients with colorectal cancer
Region
Japan

Condition
Condition Colorectal cancer
Classification by specialty
Gastrointestinal surgery
Classification by malignancy Malignancy
Genomic information NO

Objectives
Narrative objectives1 To investigate the preoperative prevalence and risk factors of deep vein thrombosis by using lower extremity venous ultrasonography in patients for colorectal cancer surgery
Basic objectives2 Efficacy
Basic objectives -Others
Trial characteristics_1
Trial characteristics_2
Developmental phase

Assessment
Primary outcomes Preoperative prevalence of deep vein thrombosis
Key secondary outcomes Risk factors of deep vein thrombosis

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

Not applicable
Gender Male and Female
Key inclusion criteria Patients who underwent colorectal cancer surgery from January of 2013 to March of 2017 at our hospital
Key exclusion criteria 1)Emergency surgery
2)Not performed preoperative lower limb ultrasonography
3)Not mesuered preoperative serum D-dimer
4)Postoperative hospital death (within 30 days)
Target sample size 1000

Research contact person
Name of lead principal investigator Watanabe Jun
Organization Yokohama City University Medical Center
Division name Department of Surgery, Gastroenterological Center
Address 4-57 Urafune-cho, Minami-ku, Yokohama 232-0024, Japan
TEL 045-261-5656
Email nabe-jun@comet.ocn.ne.jp

Public contact
Name of contact person Nakagawa Kazuya
Organization Yokohama City University Medical Center
Division name Department of Surgery, Gastroenterological Center
Address 4-57 Urafune-cho, Minami-ku, Yokohama 232-0024, Japan
TEL 045-261-5656
Homepage URL
Email nakagawakazuya0827@yahoo.co.jp

Sponsor
Institute Yokohama City University Medical Center
Institute
Department

Funding Source
Organization Yokohama Clinical Oncology Group(YCOG)
Organization
Division
Category of Funding Organization Self funding
Nationality of Funding Organization

Other related organizations
Co-sponsor
Name of secondary funder(s)

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
2018 Year 08 Month 10 Day

Progress
Recruitment status No longer recruiting
Date of protocol fixation
2018 Year 02 Month 01 Day
Anticipated trial start date
2018 Year 08 Month 10 Day
Last follow-up date
Date of closure to data entry
Date trial data considered complete
Date analysis concluded

Related information
URL releasing protocol
Publication of results Unpublished
URL releasing results
Results
Other related information To investigate preoperative prevalence and risk factors of deep vein thrombosis by using lower extremity venous ultrasonography in patients for colorectal cancer surgery

Management information
Registered date
2018 Year 08 Month 07 Day
Last modified on
2018 Year 08 Month 07 Day


Link to view the page
URL(English) https://upload.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000038372

Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name


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