INR | |
Left heart catheterisation (Sones) | < 2.5 |
Left heart catheterisation (Judkins) | < 1.8 |
Tooth extraction | < 2.5 |
Minor surgical procedure | < 2.0 |
Major surgical procedure | < 1.5 |
Replace with heparin when INR: | < 2.5 in high risk patients |
Replace with heparin when INR: | < 2.0 in average risk patients |