Complications amongst the four surgical approaches. The cohort with the largest percentage of complications is shaded.
| Complication | Percentage of Anterior | Percentage of Posterior Decompression Only | Percentage of Decompression with Posterior Fusion | Percentage of Combined AP | p Value |
|---|---|---|---|---|---|
| Device-related | 0.90 | 0.27 | 2.57 | 6.81 | <0.0001 |
| Nervous System | 0.45 | 0.82 | 0.90 | 1.46 | <0.0001 |
| Cardiac | 0.56 | 0.92 | 1.28 | 1.50 | <0.0001 |
| Peripheral Vascular | 0.03 | 0.10 | 0.06 | 0.09 | <0.0001 |
| Respiratory | 0.60 | 0.90 | 1.06 | 2.03 | <0.0001 |
| Digestive System | 0.30 | 0.36 | 0.41 | 0.62 | <0.0001 |
| Urinary | 0.56 | 1.41 | 1.40 | 1.02 | <0.0001 |
| Post-op Shock | 0.03 | 0.04 | 0.10 | 0.18 | <0.0001 |
| Hematoma/ Seroma | 0.81 | 0.65 | 1.25 | 1.72 | <0.0001 |
| Puncture Vessel/ Nerve | 0.56 | 0.92 | 0.92 | 1.59 | <0.0001 |
| Wound Dehiscence | 0.02 | 0.14 | 0.23 | 0.31 | <0.0001 |
| Postoperative Infection | 0.09 | 0.47 | 0.54 | 0.71 | <0.0001 |
| Acute Post hemorrhagic Ane-mia | 1.05 | 1.87 | 4.24 | 8.23 | <0.0001 |
| Adult Respiratory Distress Syndrome | 1.21 | 1.02 | 2.00 | 9.42 | <0.0001 |
| Venous Thrombotic Events | 0.28 | 0.42 | 0.80 | 0.84 | <0.0001 |