From: Optimal timing of surgical antimicrobial prophylaxis in laparoscopic surgery: a before-after study
Pre-intervention (n = 942) | Intervention (n = 455) | P value | |
---|---|---|---|
SAP, n (%) | 940 (99.8) | 455 (100) | |
SAP drip infusion time, median, (IQR) min | 16 (13–20) | 23 (17–30) | < 0.001 |
Time from SAP completion to surgical incision, median, (IQR) min | 8 (2–16) | 26 (15–35) | < 0.001 |
Time windows, n (%) | |||
> 120 min | 13 (1.4) | 3 (0.7) | 0.18 |
61–120 min | 11 (1.2) | 5 (1.1) | 0.57 |
31–60 min | 56 (5.9) | 161 (35.4) | < 0.001 |
0–30 min | 702 (74.5) | 278 (61.1) | < 0.001 |
< 0 min | 158 (16.8) | 8 (1.8) | < 0.001 |
SSI, n (%) | 130 (13.8) | 60 (13.2) | 0.80 |
Type of SSI, n (%) | |||
Superficial SSI | 78 (8.3) | 35 (7.7) | 0.71 |
Deep SSI | 0 (0) | 4 (0.9) | N/A |
Organ-space SSI | 52 (5.5) | 21 (4.6) | 0.48 |