Medical/surgical complications of diabetic patients within 30 d after lumbar spine surgery.
| With Interbody | Without Interbody | |
| Variable | Total (N = 763) | Total (N = 420) |
| Complication, n (%) | 41 (5.4%) | 27 (6.4%) |
| Urinary tract infection, n (%) | 13 (1.7%) | 17 (4.0%) |
| Hematoma, n (%) | 1 (0.1%) | 1 (0.2%) |
| Neurological deficit, n (%) | 7 (0.9%) | 2 (0.5%) |
| Pneumonia, n (%) | 2 (0.3%) | 1 (0.2%) |
| Deep vein thrombosis, n (%) | 2 (0.3%) | 1 (0.2%) |
| SSI, n (%) | 18 (2.4%) | 7 (1.7%) |
| SSI treatment, n (%) | ||
| Oral antibiotics | 12 (1.6%) | 4 (1.0%) |
| IV antibiotics | 2 (0.3%) | 2 (0.5%) |
| Surgical incision and drainage with IV antibiotics | 4 (0.5%) | 1 (0.2%) |
| Readmission, n (%) | 34 (4.5%) | 25 (6.0%) |
| Reoperation, n (%) | 18 (2.4%) | 12 (2.9%) |
| Reason for reoperation, n (%) | ||
| Revised implants | 0 | 1 (0.2%) |
| SSI/wound dehiscence | 4 (0.5%) | 1 (0.2%) |
| Others | 14 (1.5%) | 10 (2.4%) |
Abbreviations: IV, intravenous; SSI, surgical site infection.