Research Article
A Nomogram for Predicting the Residual Back Pain after Percutaneous Vertebroplasty for Osteoporotic Vertebral Compression Fractures
Table 2
Comparisons of baseline between patients between group N and group R.
| | Parameter | Group N (n = 231) | Group R (n = 37) | t/χ2 | value |
| | Gender | | Male | 46 (19.9%) | 7 (18.9%) | 0.02 | 0.888 | | Female | 185 (80.1%) | 30 (81.1%) | | Nationality | | Han | 204 (88.3%) | 34 (91.9%) | 0.411 | 0.521 | | Hui | 27 (11.7%) | 3 (8.1%) | | Age (years) | | <60 | 12 (5.2%) | 2 (5.4%) | 0.029 | 0.999 | | 60∼70 | 86 (37.2%) | 14 (37.8%) | | 70∼80 | 93 (40.3%) | 15 (40.5%) | | >80 | 40 (17.3%) | 6 (16.2%) | | Diabetes history (%) | | No (cases) | 205 (88.7%) | 35 (94.6%) | 1.167 | 0.28 | | Yes (cases) | 26 (11.3%) | 2 (5.4%) | | Hypertension history (%) | | No (cases) | 121 (52.4%) | 20 (54.1%) | 0.036 | 0.85 | | Yes (cases) | 110 (47.6%) | 17 (45.9%) | | Fracture history(%) | | No (cases) | 198 (85.7%) | 32 (86.5%) | 0.016 | 0.901 | | Yes (cases) | 33 (14.3%) | 5 (13.5%) | | Augmentation position | | T4–T10 | 21 (9.1%) | 2 (5.4%) | 0.552 | 0.759 | | T11-L2 | 114 (49.4%) | 19 (51.4%) | | L3–L5 | 96 (41.6%) | 16 (43.2%) | | BMI (kg/m2) | 23.92 ± 3.61 | 23.66 ± 3.27 | 0.411 | 0.681 | | Bone mineral density (T score) | −3.27 ± 0.87 | −3.32 ± 0.93 | 0.328 | 0.743 |
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