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JAPANESE
国立保健医療科学院
UMIN ID: UMIN000030521

Registered date:01/02/2018

Evaluation of PT-INR after eating reduced vitamin K2 Natto in patients who has warfarin treatment

Basic Information

Recruitment status Complete: follow-up complete
Health condition(s) or Problem(s) studiedWarfarin treated patients
Date of first enrollment2018/02/01
Target sample size10
Countries of recruitmentJapan
Study typeInterventional
Intervention(s)Warfarin treated patients who eat low vitamin K2 Natto for 7 days. When 10g is acceptable, same patients will take 20g Natto.

Outcome(s)

Primary Outcomechange of PT-INR will be evaluated before and after eating low vitamin K2 Natto for 7 days.
Secondary Outcome

Key inclusion & exclusion criteria

Age minimum20years-old
Age maximum70years-old
GenderMale and Female
Include criteria
Exclude criteriamechanical valve replacement. thrombosis history.

Related Information

Contact

public contact
Name Yuji Hiramatsu
Address 1-1-1 Tennodai, Tsukuba, Ibaraki Japan 305-8575
Telephone 029-853-3210
E-mail yuji3@md.tsukuba.ac.jp
Affiliation University of Tsukuba Cradiovascular Surgery
scientific contact
Name Yuji Hiramatsu
Address 1-1-1 Tennodai, Tsukuba, Ibaraki Japan
Telephone 029-853-3210
E-mail yuji3@md.tsukuba.ac.jp
Affiliation University of Tsukuba Cardiovascular Surgery