Table 3.
Patient Characteristics and Unadjusted Associations With Postoperative Complications.
| Postoperative complications | No postoperative complications | ||||
|---|---|---|---|---|---|
| Variable | N* | % | N* | % | P-value |
| Age in years, median (range) | 82.9 | 80.1-89.8 | 82.7 | 80.4-91.1 | 0.87 |
| Length of Construct in number of levels, median (range) | 5 | 3-10 | 5 | 3-9 | 0.64 |
| Surgery time in minutes, median (range) | 152 | 102-289 | 137.5 | 68-290 | 0.13 |
| Blood loss in mL, median (range) | 575 | 25-3250 | 450 | 10-2000 | 0.08 |
| Decompression | |||||
| No | 3 | 13 | 10 | 19 | 0.74 |
| Yes | 21 | 88 | 44 | 81 | |
| Index Level | |||||
| Thoracic | 12 | 50 | 30 | 56 | 0.52 |
| Cervical/Cervicothoracic | 5 | 21 | 6 | 11 | |
| Lumbar/Thoracolumbar | 7 | 29 | 18 | 33 | |
| MIS | |||||
| No | 19 | 79 | 44 | 81 | 1.00 |
| Yes | 5 | 21 | 10 | 19 | |
* Results presented are number and percentage unless otherwise indicated.