. Comparison of patients with estimated blood loss greater than 2L based on if they were able to mobilize within the first 3 days after surgery.
| Variable (N = 62) | 0 ft Walked (n = 16; 24.8%) | Mean Distance Walked: 135 ft (n = 46; 75.2%) | P Value |
| Demographics | |||
| Age, y | 70.9 ± 3.2 | 71.6 ± 4.8 | 0.3 |
| Body mass index | 29.2 ± 5.9 | 26.4 ± 6.1 | 0.12 |
| Levels fused | 11.3 ± 3.2 | 11.2 ± 3.5 | 0.94 |
| Surgical characteristics | |||
| Osteotomy performed | 11 (68.8%) | 31 (67.4%) | 0.9 |
| Interbody device placed | 12 (75.0%) | 27 (58.7%) | 0.25 |
| Estimated blood loss, mL | 4015 ± 1484 | 3400 ± 1218 | 0.11 |
| Operative time, min | 567 ± 209 | 480 ± 140 | 0.14 |
| Perioperative complications | |||
| Postoperative complications | 9 (56.3%) | 19 (41.3%) | 0.3 |
| Cardiac complications | 5 (31.3%) | 4 (8.7%) | 0.03 |
| Neurological complications | 2 (12.5%) | 1 (2.2%) | 0.1 |
| Deep vein thrombosis/pulmonary embolism | 1 (6.3%) | 1 (2.2%) | 0.4 |
| Pulmonary complications | 3 (18.9%) | 2 (4.3%) | 0.07 |
| Postoperative ileus | 5 (31.3%) | 0 (0%) | 0.001 |
| Urinary complications | 2 (12.5%) | 2 (4.3%) | 0.25 |
Note: Data presented as mean ± SD or n (%). Statistically significant findings are in boldface.