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Correlation analyses between pedicle screw density and postoperative radiographic assessment in regards to body mass index
| BMI (kg/m2) | BMI <25 (n=84) | BMI ≥25 (n=38) | ||
|---|---|---|---|---|
|
|
|
|||
| r | p-value | r | p-value | |
| Percent major curve correction | 0.04 | 0.71 | 0.19 | 0.25 |
|
| ||||
| Correction index | 0.12 | 0.28 | 0.22 | 0.18 |
|
| ||||
| Change in T2–T12 kyphosis angle (°) | −0.16 | 0.15 | −0.04 | 0.79 |
|
| ||||
| Percent rib index correction | −0.14 | 0.27 | −0.002 | 0.99 |
BMI, body mass index.
