Table 2 TTR calculated for variables of a) interacting medications and b) prescribing physician
a) | ||||
|---|---|---|---|---|
Warfarin-Interacting Medications? | Number of Interacting Meds | Number of INR-Days | Days in Therapeutic Range (INR 2.0–3.0) | TTR (%) |
Yes | Overall | 22683 | 12028 | 53.0 |
| Â | 3+ | 4328 | 2199 | 50.8 |
| Â | 2 | 6608 | 3357 | 50.8 |
| Â | 1 | 11747 | 6472 | 55.1 |
No | None | 5872 | 3419 | 58.2 |
b) | ||||
Physician ID# |  | Number of INR-Days | Days in Therapeutic Range (INR 2.0–3.0) | TTR (%) |
1 | Â | 2150 | 1360 | 63.3 |
2 | Â | 3137 | 1967 | 62.7 |
3 | Â | 1468 | 916 | 62.4 |
4 | Â | 2310 | 1396 | 60.4 |
5 | Â | 1083 | 619 | 57.2 |
6 | Â | 3334 | 1823 | 54.7 |
7 | Â | 971 | 474 | 48.8 |
8 | Â | 6144 | 2961 | 48.2 |
9 | Â | 700 | 337 | 48.1 |
10 | Â | 4383 | 2011 | 45.9 |