From: Standardized warfarin monitoring decreases adverse drug reactions
Metric | 2013 (Baseline) | 2014 | 2015 | 2016 | 2017 | P-value |
---|---|---|---|---|---|---|
Warfarin prescribed at hospital discharge | N = 925 | N = 1027 | N = 954 | N = 740 | N = 665 | p < 0.001 |
PCP | 753 (81.4%) | 878 (85.5%) | 735 (77.0%) | 617 (83.4%) | 487 (73.2%) | |
Cardiology | 62 (6.7%) | 38 (3.7%) | 20 (2.1%) | 24 (3.2%) | 59 (8.87%) | |
Others | 110 (11.9%) | 111 (10.8%) | 199 (20.9%) | 99 (13.4%) | 108 (16.2%) | |
Number of patients on warfarin compared to other anticoagulants | 1658/2295 (72.2%) | 2073/3430 (60.4%) | 2294/4451 (51.5%) | 2247/5135 (43.8%) | 2650/6301 (42.1%) | p < 0.001 |
INR within 5 days of hospital discharge | N = 308 (33.3%) | N = 376 (36.6%) | N = 353 (37.0%) | N = 309 (41.8%) | N = 293 (44.0%) | p < 0.01 |
PCP | 250 (33.2%) | 316 (36.0%) | 297 (39.4%) | 253 (41.0%) | 218 (44.8%) | |
Cardiology | 14 (22.6%) | 15 (39.5%) | 7 (35.0%) | 12 (50.0%) | 32 (54.2%) | |
Others | 44 (40.0%) | 45 (40.5%) | 49 (24.6%) | 44 (44.4%) | 40 (37.0%) | |
INR within 10 days of hospital discharge | N = 456 (49.3%) | N = 573 (55.8%) | N = 510 (53.5%) | N = 460 (62.2%) | N = 397 (59.7%) | p < 0.01 |
PCP | 369 (49.0%) | 487 (55.5%) | 409 (55.6%) | 382 (61.9%) | 299 (61.4%) | |
Cardiology | 28 (45.0%) | 25 (65.8%) | 13 (65.0%) | 15 (62.5%) | 37 (62.7%) | |
Others | 59 (53.6%) | 61 (55.0%) | 88 (44.2%) | 63 (63.6%) | 54 (50.0%) | |
INR within 30 days of hospital discharge | N = 684 (73.9%) | N = 792 (77.1%) | N = 742 (77.8%) | N = 622 (84.1%) | N = 537 (80.8%) | p < 0.01 |
PCP | 550 (73.0%) | 680 (77.4%) | 586 (77.8%) | 516 (83.6%) | 402 (82.5%) | |
Cardiology | 51 (82.2%) | 33 (86.8%) | 19 (95.0%) | 22 (91.7%) | 49 (83%) | |
Others | 83 (75.4%) | 79 (71.2%) | 137 (68.8%) | 84 (84.8%) | 78 (72.2%) | |
Time in therapeutic range | ||||||
PCP | 43,832/71,756 (61.1%) | 65,727/108,481 (60.6%) | 71,658/116,881 (61.3%) | 74,025/121,448 (61.0%) | 67,773/108,414 (62.5%) | p = 0.191 |
Cardiology | 452,620/658,264 (68.8%) | 439,047/643,609 (68.2%) | 458,181/670,446 (68.3%) | 444,692/646,642 (68.8%) | 431,225/626,779 (68.8%) | p = 0.182 |
Electronic health module usage | ||||||
PCP | 6657/9657 (68.9%) | 8356/11,438 (73.0%) | 9792/12,680 (77.2%) | 10,608/12,832 (82.7%) | 10,269/12,202 (84.2%) | p < 0.001 |
Cardiology | 5154/6733 (76.5%) | 7086/9327 (76.0%) | 8748/10,844 (80.7%) | 8737/10,338 (84.5%) | 8127/9520 (85.4%) | p < 0.001 |