Prediction of early vascular cement leakage following percutaneous vertebroplasty in spine metastases: the Peking University First Hospital Score (PUFHS)

Table 4 The discrimination performances of the PUFHS in the training and validation group

Evaluation analysis	AUROC	CCR	Slope	95% CI	Sensitivity	Specificity
The training group	0.71	73.0%	0.12	0.078–0.17	24.6%	91.8%
The validation group	0.69	70.1%	0.096	0.049–0.14	29.4%	83.7%

Abbreviations: PUFHS Peking University First Hospital Score, AUROC area under the receiver operating characteristic curve, CCR correct classification rate, CI confidence interval

ISSN: 1471-2407