Pharmacology Prothombin Time (PT) of a patient is 26, Control PT is 13 seconds and Sensitivity index is 1.41. What will be the INR of this patient? A 26/13 B (26/13) x 1.41 C (26/13)+1.41 D (26/13)1.41 💡 Explanation Prothombin Time (PT) of a patient is 26, Control PT is 13 seconds and Sensitivity index is 1.41. What will be the INR of this patient? ✓ Correct Answer: D. (26/13)1.41