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Fig. 1 | BMC Gastroenterology

Fig. 1

From: Evaluation of risk factors for perforated peptic ulcer

Fig. 1

The comparison of receiver operating characteristic curves (ROCs) models between four different multivariate analyses. Figure legends: ROCs of four models are shown above and area under the curves (AUCs) and 95% confidence interval (CI) are also calculated. Both AUCs and 95% CI from all models are high enough to confirm the results. Especially, AUC of conditional step-wise method shows the highest value, indicating its high reliability

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