Table 3 Comparison of two groups of imaging data
Parameter | PVP group | PKP group | t/χ2 | P |
|---|---|---|---|---|
Rate of vertebral compression | ||||
Pre-operation | 0.74 ± 0.11 | 0.75 ± 0.12 | −0.088 | 0.930 |
At 1 day after operation | 0.84 ± 0.11* | 0.86 ± 0.09* | −0.515 | 0.609 |
At 1 year after operation | 0.82 ± 0.13 | 0.82 ± 0.09 | 0.248 | 0.805 |
At 2 years after operation | 0.79 ± 0.15 | 0.80 ± 0.11 | −0.290 | 0.773 |
Correction rate of kyphosis | ||||
At 1 day after operation | 31.0 ± 6.34 | 32.6 ± 6.19 | −2.467 | 0.053 |
At 1 year after operation | 30.0 ± 6.24# | 29.9 ± 5.96# | 0.093 | 0.926 |
At 2 years after operation | 28.8 ± 6.37#& | 28.7 ± 6.59#& | 0.509 | 0.611 |