Table 3.
INR testing in a 52-year old woman taking oral anticoagulants due to a recent history of pulmonary embolism
| Date (2015) | Weekly warfarin dose (mg) | International normalized ratio |
|---|---|---|
| 01/19 | 41.75 | 1.82 |
| 01/26 | 43.75 | 1.80 |
| 02/02 | 45 | 3.16 |
| 02/09 | 43.75 | 1.82 |
| 02/20 | 43.75 | 2.06 |
| 02/27 | 41.75 | 2.23 |
| 03/13 | 41.75 | 2.16 |
| 03/20 | 43.75 | 2.43 |
| 04/03 | 43.75 | 2.04 |
Before February 20th, she was fallowing a vitamin K free diet. After February 20th, she was following the diet prescribed at our nutritional unit (NU), with stable content of vitamin K
INR = International normalized ratio. INR therapeutic range: 2.0 – 3.0
Warfarin dose refers to the week prior to the INR value