Table 4.
Surgical infection prevention information
| Characteristic | Aqueous-PREP, N = 14* | PREPARE, N = 20 |
|---|---|---|
| Number of infection preventionists per 250 hospital beds, median (IQR) | 2.2 (1.7) | 2.6 (1.9) |
| Infection preventionists certified in infection control, median (IQR) | 3 (2.8) | 4 (3) |
| Perform active surveillance cultures for MRSA in open fracture patients, n (%) | 9 (64) | 4 (20) |
| Perform active surveillance cultures for VRE in open fracture patients, n (%) | 0 (0) | 4 (20) |
| Perform active surveillance cultures for other organisms in patients with open fractures, n (%) | 2 (14) | 3 (15) |
| Perform active surveillance cultures for MRSA in closed fracture patients, n (%) | – | 3 (15) |
| Perform active surveillance cultures for VRE in closed fracture patients, n (%) | – | 3 (15) |
| Perform active surveillance cultures for other organisms in patients with closed fractures, n (%) | – | 1 (5) |
| Decolonization protocol for MRSA, n (%) | 9 (64) | 12 (60) |
| Policies and/or guidelines on maintaining normothermia during perioperative period, n (%) | 14 (100) | 16 (80) |
| Airflow system(s) in operating room, n (%)** | ||
| None | 0 (0) | 1 (5) |
| Vertical laminar flow | 9 (64) | 14 (70) |
| Conventional ventilation | 6 (43) | 7 (35) |
| Other | 0 (0) | |
| Parameters in place in hospital operating rooms, n (%)** | ||
| High-efficiency particulate air (HEPA) filters | 12 (86) | 15 (75) |
| Operating rooms are positive pressure | 14 (100) | 16 (80) |
| Air changes per hour | 13 (93) | 17 (85) |
| Temperature maintained between 20 and 24 °C and humidity between 20 and 60% | 13 (93) | 18 (90) |
*The cluster that was withdrawn is not included
**Percentages do not sum to 100 as categories are not mutually exclusive