Pre-lockdown | Lockdown | Post-lockdown | p valuesa | |
---|---|---|---|---|
n = 5791 | n = 2688 | n = 230 | n = 2873 | |
Patients | ||||
Female sex | 1311 (49%) | 106 (46%) | 1396 (49%) | 0.74 |
Median age | 53 years (18) | 54 years (17) | 53 years (18) | 0.51 |
Diabetes mellitus | 213 (8%) | 27 (12%) | 281 (10%) | 0.02 |
Median body mass index | 27.0 kg/m2 (5.3) | 26.8 kg/m2 (6.0) | 27.0 kg/m2 (5.3) | 0.36 |
ASA-Score of 4 points | 25 (1%) | 5 (2%) | 83 (3%) | 0.01 |
Types of orthopedic surgery | 0.01 | |||
Knee | 526 (20%) | 37 (16%) | 541 (19%) | |
Foot and Ankle | 523 (20%) | 24 (10%) | 571 (20%) | |
Spine | 490 (18%) | 56 (24%) | 523 (18%) | |
Shoulder and Elbow | 385 (14%) | 39 (17%) | 402 (14%) | |
Primary surgery | 1250 (47%) | 108 (47%) | 1352 (47%) | 0.66 |
Median duration of surgery | 86 min (52) | 89 min (53) | 85 min (53) | 0.33 |
Median duration of hospital stay | 4.2 days (5.4) | 4.5 days (7.3) | 4.3 days (6.1) | 0.17 |
Postoperative outcomes | ||||
Revision for deep surgical site infection | 26 (1%) | 4 (2%) | 13 (0.5%) | 0.02 |
Revision for wound healing disorders | 19 (0.7%) | 1 (0.4%) | 19 (0.7%) | 0.88 |
Revision for non-infectious complication | 138 (5%) | 8 (3%) | 79 (3%) | 0.01 |
Key non-SSI nosocomial infections | ||||
Bacterial pneumonia | 9 (0.3%) | 1 (0.4%) | 13 (0.5%) | 0.78 |
Urinary tract infections | 7 (0.3%) | 7 (3%) | 13 (0.5%) | 0.01 |
Secondary bloodstream infections | 3 (0.1%) | 1 (0.4%) | 4 (0.1%) | 0.44 |