A. Medical patients | |||
Outcome measure | Preimplementation (n=7200) | Postimplementation (n=6856) | P values |
n (%) | n (%) | ||
High INR | 399 (5.6) | 237 (3.4) | <0.001 |
Low INR* | 1888 (51.8) | 1772 (50.4) | 0.332 |
Bleeding | 109 (1.5) | 125 (1.8) | 0.152 |
DVT | 5 (0.1) | 10 (0.2) | 0.201 |
PE | 7 (<0.1) | 3 (0.1) | 0.345 |
Stroke | 5 (0.1) | 15 (0.2) | 0.024 |
MI | 18 (0.3) | 8 (0.1) | 0.078 |
Any thrombosis | 35 (0.5) | 35 (0.5) | 0.905 |
Hold warfarin | 1160 (16.2) | 1090 (15.9) | 0.959 |
Missing INR on any day | 4703 (65.3) | 2059 (30.0) | <0.001 |