AFib / Atrial Fibrillation PT Calculator

AFib PT/INR Calculator

🩸 Pro Calculator

AFib PT/INR CALCULATOR

Atrial Fibrillation | Prothrombin Time / INR Monitoring

📊 Patient PT/INR Values

Patient PT (seconds):

Control PT (seconds):

ISI (International Sensitivity Index):

⚕️ Patient Information

Age (years):

Indication:

Target INR Range:

💊 Medication & Risk Factors

Current Warfarin Dose (mg/week):

Bleeding Risk Factors:

0.0

Calculated INR

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Dose Recommendation

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Next Check

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Stroke Risk (CHA₂DS₂-VASc)

💡 Enter patient PT and control PT values, then click CALCULATE