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Swallowing duration measures
| Measure | Start | End |
|---|---|---|
| Bolus dwell time at the vallecula (BDT-V) | First frame of bolus head approximation to the vallecula | First frame of complete whiteout |
| Bolus dwell time at the pyriform sinuses (BDT-P) | First frame of bolus head approximation to the pyriform sinus(es) | First frame of complete whiteout |
| Pharyngeal closure duration (PCD) | First frame of complete whiteout | Last frame of complete whiteout |
