Table 4.
Change in administration of pharmacologic prophylaxis by hospital and service across the three study time periods
| Hospital | Discharge service | Period 1 | Period 2 | Period 3 | P-value |
|---|---|---|---|---|---|
| Hospital A |
Medicine |
6,753 (44.1%) |
10,977 (47.7%) |
6,662 (56.0%) |
<0.01 |
| |
Ortho/Trauma |
1,121 (54.5%) |
2,207 (63.9%) |
1,301 (69.9%) |
<0.01 |
| |
Other Surgery |
6,623 (38.0%) |
11,638 (46.0%) |
6,162 (53.0%) |
<0.01 |
| |
All |
14,497 (41.7%) |
24,822 (48.0%) |
14,125 (55.7%) |
<0.01 |
| Hospital B |
Medicine |
4,455 (45.9%) |
7,136 (49.0%) |
3,792 (55.1%) |
<0.01 |
| |
Ortho/Trauma |
710 (35.5%) |
1,355 (43.9%) |
730 (45.5%) |
<0.01 |
| |
Other Surgery |
911 (48.0%) |
1,563 (56.5%) |
800 (60.8%) |
<0.01 |
| |
All |
6,076 (44.6%) |
10,054 (49.3%) |
5,322 (54.3%) |
<0.01 |
| Hospital C |
Medicine |
4,330 (57.9%) |
6,067 (58.2%) |
3,538 (63.2%) |
<0.01 |
| |
Ortho/Trauma |
2,103 (58.4%) |
2,902 (58.4%) |
1,463 (62.0%) |
<0.01 |
| |
Other Surgery |
2,498 (23.1%) |
4,862 (32.7%) |
2,968 (41.0%) |
<0.01 |
| |
All |
8,931 (40.8%) |
13,831 (45.7%) |
7,969 (52.5%) |
<0.01 |
| Overall |
Medicine |
15,538 (47.8%) |
24,180 (50.4%) |
13,992 (57.4%) |
<0.01 |
| |
Ortho/Trauma |
3,934 (51.4%) |
6,464 (56.2%) |
3,494 (60.0%) |
<0.01 |
| |
Other Surgery |
10,032 (33.3%) |
18,063 (42.1%) |
9,930 (49.2%) |
<0.01 |
| All | 29,504 (42.0%) | 48,707 (47.6%) | 27,416 (54.4%) | <0.01 |