Simplified warfarin dosing formula to guide initiation dose in Thai patients.

Not Applicable

Completed

• Conditions: Atrial fibrillation; Warfarin; Formula; Atrial Fibrillation; Predicted dose; Oral anticoagulant

• Registration Number: TCTR20180612002
• Lead Sponsor: Faculty of Medicine, Chiang Mai University

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Completion: 2018-03-27
• Study Start: 2018-06-12
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Completed
• Sex: All
• Target Recruitment: 640

Inclusion Criteria

The patient who took warfarin had stable INR target 2.0-3.0 in two follow up visit after received warfarin

Exclusion Criteria

1. The patient who took warfarin had stable INR target 2.0-3.0 less than two follow up visit after received warfarin
2. Post valve replacement operation less than 1 year

Study & Design

• Study Type: Observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
The difference of initial dose of Warfarin Day 1 dose of Warfarin (mg/day)

Secondary Outcome Measures

Name	Time	Method
The difference of initial dose less than 10% in 2 groups Day 1 dose of Warfarin (mg/day),The difference of initial dose more than 10% in 2 groups Day 1 dose of Warfarin (mg/day)