Table 2 Surgery data between patients with PEEK and BGC group.
PEEK group (n = 19) | BGC group (n = 20) | P-value | |
|---|---|---|---|
Operative time (min) | 105.57 ± 14.80 | 75.80 ± 16.05 | < 0.001 |
Intraoperative blood loss (mL) | 75.26 ± 75.74 | 58.25 ± 53.29 | 0.42 |
Blood transfusion (number of patients) | 0 | 0 | |
Inter-spinous motion at post-operative 1 year (mm) | 0.54 ± 0.37 | 0.54 ± 0.37 | 0.562 |
Bone bridging formation at post-operative 1 year (Y/N) | 18/19 (94.7%) | 19/20 (95.0%) | 0.970 |
Causes of intra-operative/post-operative adverse events | |||
Dural tear (n) | 0 | 0 | |
Post-operative neurologic deficit (n) | 0 | 0 | |
Deep wound infection (n) | 0 | 0 | |
Pseudoarthrosis (n) | 1 (5.3%) | 1 (5.0%) | 0.970 |
Subsidence (n) | 0 | 0 | |
Reoperation due to perioperative adverse events | 0 | 0 | |
Readmission due to perioperative adverse events | 0 | 0 | |
