Table 5 Prediction of subsequent pneumonia, ROC analysis.

From: Usefulness of barium sulfate and iohexol as contrast agents for VFSS in visualizing components of swallowing predictable of poor outcomes

Parameter (n = 30)

AUC-ROC

p value

95% CI

Upper limit

Lower limit

Barium sulfate

 FDS score—oral transit time

0.687

0.093

0.891

0.482

 Number of swallows to eliminate contrast from pharyngeal space

0.806**

0.006*

0.963

0.649

  1. AUC area under the curve, FDS functional dysphagia scale, PAS penetration aspiration scale.
  2. *p < 0.05, **AUC-ROC > 0.7.
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