Table 3.
Prediction Accuracy for Each Measure
| Variable | P‐Value | Prediction Accuracy (%) | Sensitivity (%) | Specificity (%) |
|---|---|---|---|---|
| Hyoid Displacement (Hmax) (cm) | <.001 | 69.6 | 60.6 | 72.8 |
| Hyoid‐Larynx Approximation (HL) (cm) | <.001 | 67.3 | 60.6 | 69.8 |
| Pharyngoesophageal Segment Opening (PESmax) (cm) | <.001 | 69.7 | 51.4 | 73.0 |
| Pharyngeal Constriction Ratio (PCR) | <.001 | 74.6 | 58.7 | 80.2 |
| Pharyngeal Transit Time (TPT) (secs) | <.001 | 65.9 | 59.7 | 67.9 |
| All Variables | P‐Value | Prediction Accuracy (%) | Sensitivity (%) | Specificity (%) |
|---|---|---|---|---|
| COMBINED | 76.5 | 76.5 | 65.1 | |
| Hyoid Displacement (Hmax) (cm) | <.001 | |||
| Hyoid‐Larynx Approximation (HL) (cm) | <.003 | |||
| Pharyngoesophageal Segment Opening (PESmax) (cm) | .053 | |||
| Pharyngeal Constriction Ratio (PCR) | <.001 | |||
| Pharyngeal Transit Time (TPT) (secs) | <.001 |
At top, results of binary regression analyses for individual objective measures, with age and gender as categorical covariates. At bottom, results for combined measures are presented, with age and gender as categorical variables. Cutoff point was proportion of patients who aspirated.