Table 1 Demographic variables and patients characteristics before and after intervention
Variable | Total sample | Baseline | Post-intervention |
|---|---|---|---|
Cases, n | 789 (100) | 407 (51.6) | 382 (48.4) |
Age, mean (SD) year | 56.7 (17.8) | 52.5 (18.5) | 61.2 (16) |
Females, n (%) | 465 (58.9) | 237 (58.3) | 229 (60.1) |
Reported allergy to beta-lactams, n (%) | 15 (1.9) | 6 (1.4) | 9 (2.3) |
Surgical procedure, n (%) | |||
Cardiac surgery | 61 (7.7) | 14 (3.4) | 47 (12.3) |
Digestive surgery | 95 (12.0) | 35 (8.6) | 60 (15.7) |
Endocrine surgery | 78 (9.9) | 61 (15.0) | 17 (4.5) |
Vertebral surgery | 8 (1) | 5 (1.2) | 3 (8) |
Hepato–pancreato–biliary surgery | 19 (2.4) | 15 (3.7) | 4 (1) |
Gynecologic surgery | 128 (16.2) | 74 (18.2) | 54 (14.1) |
Neurosurgery | 81 (10.3) | 28 (6.9) | 53 (13.9) |
Ear–nose–throat surgery | 104 (13.2) | 57 (14.0) | 47 (12.3) |
Orthopedic surgery | 116 (14.7) | 72 (17.7) | 44 (11.5) |
Urology | 99 (12.5) | 46 (11.3) | 53 (13.9) |
Surgical wound class, n (%) | |||
Clean | 488 (61.9) | 242 (59.5) | 246 (64.4) |
Clean-contaminated | 197 (25) | 140 (34.4) | 57 (14.9) |
Contaminated | 85 (10.8) | 21 (5.2) | 64 (16.8) |
Dirty | 19 (2.5) | 4 (1) | 15 (3.9) |