Atrial fibrillation Warfarin Formula Atrial Fibrillation Predicted dose Oral anticoagulant
Conditions
Interventions
The simplified warfarin dosing formula was 3.2-
(0.03xage (years))+(0.02xbody weight (kg)) (10% dose reduction if presence of heart failure (HF) and/or stroke).,The actual dose of warfarin that INR achieve 2-
Basic Science,Basic Science
The simplified warfarin dosing formula,The actual warfarin dose
Sponsors
Faculty of Medicine, Chiang Mai University
The Faculty of Medicine endowment Fund
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
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
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
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The difference of initial dose of Warfarin Day 1 dose of Warfarin (mg/day) | — |
Secondary
| Measure | Time frame |
|---|---|
| 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) | — |
Countries
Thailand
Contacts
Public ContactWanwarang Wongcharoen
Faculty of Medicine, Chiang Mai University
Outcome results
None listed