Table 2.
Summary of the surgical and radiological parameters of group 1 and group 2
| Variable | Group 1 (n=47) | Group 2 (n=85) | X2 | p-value |
|---|---|---|---|---|
| Superior inject volume (mL) | 4.81±1.62 | 4.77±1.60 | 0.887a) | |
| Inferior inject volume (mL) | 5.29±1.44 | 5.16±1.58 | 0.661a) | |
| Discal leakage (leakage rate) | 16:31 (34.0) | 24:61 (28.2) | 0.483 | 0.487b) |
| Superior height restoration rate (%) | 5.46±7.28 | 5.36±7.52 | 0.943a) | |
| Inferior height restoration rate (%) | 4.93±7.04 | 5.13±7.07 | 0.879a) | |
| Superior wedge angle (°) | 10.36±5.36 | 9.49±5.56 | 0.391a) | |
| Superior wedge angle change (°) | 2.27±3.22 | 1.85±2.40 | 0.400a) | |
| Inferior wedge angle (°) | 5.89±4.09 | 8.55±5.45 | 0.005a) | |
| Inferior wedge angle change (°) | 1.86±2.41 | 2.06±2.80 | 0.688a) | |
| Mean preoperative kyphotic angle (°) | 16.96±9.95 | 15.80±9.48 | 0.510a) | |
| Mean postoperative kyphotic angle (°) | 14.29±9.90 | 13.33±8.81 | 0.568a) |
Values are presented as mean±standard deviation or number (%).
a)
Comparison made by performing Student t-test.
b)
Comparison made by performing the chi-square test.