Table 6.

The parameters of the ROC curve of the predictor of re-intubation within 1 week in the respiratory failure subgroup

Variables	OR	95% CI	P-value	Cut-off value	AUC	Sensitivity	Specificity
DE (average) after SBT	0.690	0.499-0.953	0.024	≤ 12.6	0.805	80%	68.4%

AUC area under curve, CI confidence interval, DE diaphragmatic excursion, OR odds ratio, ROC receiver operating characteristic curve, SBT spontaneous breathing trial