Prothrombin Time - International Normalized Ratio (INR) Formula - Other Medical Calculators

Formula:


INR = (PT patient/PT normal)ISI
The INR is calculated from the following formula:
* PT patient = patients measure PT (seconds)
* PT normal = laboratorys geometric mean value for normal patients (seconds)
* ISI = International Sensitivity Index

Related Calculator:


english Calculators and Converters


Sitemap