©The Author(s) 2021.
World J Orthop. May 18, 2021; 12(5): 310-319
Published online May 18, 2021. doi: 10.5312/wjo.v12.i5.310
Published online May 18, 2021. doi: 10.5312/wjo.v12.i5.310
Table 1 Characteristics of the study patients, n (%)
| Characteristic | Patients, n (%) |
| Number of levels fused | |
| 1 level | 115 (65.7) |
| 2 levels | 47 (26.9) |
| 3 levels | 16 (9.1) |
| 4 levels | 1 (0.6) |
| 5 levels | 1 (0.6) |
| Fusion type | |
| Posterior fusion only | 25 (14.3) |
| TLIF | 150 (85.6) |
| Amount of decompression | |
| No resection of posterior structures | 18 (10.3) |
| Laminectomy | 46 (26.3) |
| Unilateral total facet joint removal | 108 (61.7) |
| Bilateral total facet joint removal on at least one level | 46 (26.3) |
| Bone characteristics | |
| Radiodensity, HU | M = 126.25 ± 3.20 SD = 42.31, range 43.17-282.07 |
- Citation: Bokov A, Pavlova S, Bulkin A, Aleynik A, Mlyavykh S. Potential contribution of pedicle screw design to loosening rate in patients with degenerative diseases of the lumbar spine: An observational study. World J Orthop 2021; 12(5): 310-319
- URL: https://www.wjgnet.com/2218-5836/full/v12/i5/310.htm
- DOI: https://dx.doi.org/10.5312/wjo.v12.i5.310