Table 1.
Patients characteristics.
| Variable | n = 474 |
|---|---|
| Age, mean by year (SD) | 35 (22.4) |
| Gender | |
| Male, n (%) | 293 (61.8) |
| Female, n (%) | 181 (38.2) |
| Procedures per day, median (IQR) | 5.5 (3.5–8) |
| Institution type | |
| Public, n (%) | 332 (70) |
| Private, n (%) | 142 (30) |
| Diagnosis category | |
| Trauma, n (%) | 42 (8.9) |
| Oncology, n (%) | 129 (27.2) |
| Spine, n (%) | 89 (18.8) |
| Vascular, n (%) | 83 (17.5) |
| Congenital, n (%) | 19 (4) |
| Hydrocephalus, n (%) | 65 (13.7) |
| Peripheral Nerve, n (%) | 12 (2.5) |
| Functional, n (%) | 6 (1.3) |
| Infections, n (%) | 29 (6.1) |
| Priority of the case | |
| Priority 1 (Immediate), n (%) | 89 (18.8) |
| Priority 1 (1−24 h), n (%) | 89 (18.8) |
| Priority 2 (1−7 d), n (%) | 146 (30.8) |
| Priority 3 (1−4 w), n (%) | 76 (16) |
| Priority 4 (>4 w), n (%) | 74 (15.6) |
| Complication | |
| General, n (%) | 17 (3.6) |
| Craniospinal, n (%) | 45 (9.5) |
| Length of hospital stay, median (IQR) | 6 (3–14) |
| 30-day mortality, n (%) | 8 (1.7) |
SD: standard deviation; IQR: interquartile range; n: number.