Research Article
Classification and Treatment for Cervical Spine Fracture with Ankylosing Spondylitis: A Clinical Nomogram Prediction Study
| Variable | N (%) or median (IQR) | Total number |
| Sex | | 90 | Female | 9 (10%) | | Male | 81 (90%) | |
| Age | | 90 | ≥60 | 20 (22.2%) | | <60 | 70 (77.8%) | |
| BMI | | 90 | <25 | 46 (51.1%) | | ≥25 | 44 (48.9%) | |
| Smoking | | 90 | Yes | 34 (37.8%) | | No | 56 (62.2%) | |
| COBB | | 90 | <10° | 58 (64.4%) | | ≥10° | 32 (35.6%) | |
| cSVA | 7.8 (6.25–9.15) | 89 | T1 slope | 34.2 (30.05–38) | |
| Fracture site | 6 (2–8) | 90 | Single | 27 (30%) | | Multi | 63 (70%) | |
| Fracture type | | 90 | I | 28 (31.1%) | | II | 30 (33.3%) | | III | 32 (35.6%) | |
| Subtype | | 90 | A | 37 (41.1%) | | B | 36 (40%) | | C | 17 (18.9%) | |
| Preoperative ASIA | | 90 | A, B, C | 47 (52.2%) | | D, E | 43 (47.8%) | |
| Preoperative mJOA | | 90 | Operation time | 155 (120–210) | 81 | Blood loss | 300 (150–500) | 81 |
| Treatment | | 90 | PF | 48 (53.3%) | | PF + AF | 3 (3.3%) | | Conservative treatment | 8 (8.9%) | | AF | 31 (34.4%) | |
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