Table 1.
Baseline characteristics.
| Variable | Lumbar Fusion (N = 34) |
Lumbar Decompression (N = 28) |
Other (N = 13) |
|---|---|---|---|
| Sex | |||
| Male | 13 (38.2%) | 10 (35.7%) | 8 (61.5%) |
| Female | 21 (61.8%) | 18 (64.3%) | 5 (38.5%) |
| Age | |||
| <50 years | 4 (14.3%) | 6 (21.4%) | 3 (23.1%) |
| 51–60 years | 5 (17.9%) | 4 (14.3%) | 5 (38.5%) |
| 61–70 years | 9 (32.1%) | 11 (39.3%) | 4 (30.8%) |
| 71–80 years | 8 (28.6%) | 7 (25%) | 1 (7.7%) |
| 80+ years | 2 (7.1%) | 0 (0%) | 0 (0%) |
| BMI (kg/m2) | |||
| <20 | 1 (3.6%) | 1 (3.7%) | 0 (0%) |
| 20–25 | 9 (32.1%) | 9 (33.3%) | 3 (23.1%) |
| 25–30 | 10 (35.7%) | 7 (25.9%) | 3 (23.1%) |
| 30–35 | 7 (25%) | 4 (14.8%) | 6 (46.2%) |
| 35–40 | 1 (3.6%) | 2 (7.4%) | 1 (7.7%) |
| 40+ | 0 (0%) | 4 (14.8%) | 0 (0%) |
| Operated Levels | |||
| 1 | 17 (60.7%) | 15 (53.6%) | 4 (40%) |
| 2 | 8 (28.6%) | 2 (7.1%) | 2 (20%) |
| 3 | 3 (10.7%) | 10 (35.7%) | 3 (30%) |
| >3 | 0 (0%) | 1 (3.6%) | 1 (10%) |
Baseline demographics for all included patients. ‘Other’ surgery category includes cervical fusion (7), cervical decompression (2), cervical total disc arthroplasty (1), and lumbar kyphoplasty (3).