Interferential current sensory stimulation, through the neck skin, improves airway defense and oral nutrition intake in patients with dysphagia: a double-blind randomized controlled trial.

Clin Interv Aging · 2017 · PMC5683771 · PMID 29158670

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did not reach statistical significanceno p-value reported

Although the cough frequency and FOIS changes from baseline revealed better outcomes, with substantial effect sizes, these differences did not reach statistical significance.

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