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Efficacy of these preoperative predictors with the threshold values to predict sagittal imbalance
| Numbers of predictors met the thresholds | Cases | Sagittal balance | Sagittal imbalance | P value |
|---|---|---|---|---|
| No predictor met | 9 | 9 | 0 | / |
| One predictor met | 3 | 2 | 1 | 0.250 |
| Two predictors met | 7 | 1 | 6 | 0.001* |
| All predictors met | 36 | 6 | 30 | < 0.001* |
* Compared with “No predictor met”, the difference was statistically significant (p < 0.05)
