Skip to main content

Table 3 Frequency domain features for swallowing sounds

From: The effects of increased fluid viscosity on swallowing sounds in healthy adults

   Neutral position    Chin-tuck position  
Feature Water Nectar-thick Honey-thick Water Nectar-thick Honey-thick
   apple juice apple juice   apple juice apple juice
f p 26.6 ±4.93 16.7 ±1.96 8.68 ±1.69 24.3 ±3.82 17.9 ±2.19 13.5 ±1.71
f c 446 ±45.4 464 ±51.6 493 ±65.7 739 ±66.1 802 ±69.5 767 ±73.4
BW 759 ±46.3 736 ±60.3 725 ±61.1 1161 ±68.5 1269 ±72.6 1236 ±71.8