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ROC curves for different cut-off values of the SM to predict DIC after 24 h and 48 h incubation. The area under the ROC curve was 0.633 (90% CI 0.430–0.836) for 24 h incubation and 0.753 (90% CI 0.553–0.954) for 48 h incubation. The dashed line represents the reference line for classification by random chance.
