Table 1.

Feature values corresponding to anterior-posterior swallowing vibrations

	Thin		Viscous
	Safe	Unsafe	Safe	Unsafe
Skewness	0.867, 1.470	0.642, 1.963	0.491, 1.455	0.759, 1.621
Kurtosis	87.04, 25.48	27.56, 29.84	96.20, 30.07	39.69, 15.85
Entropy Rate	0.987, 0.007	0.987, 0.007	0.989, 0.006	0.986, 0.004
L-Z Complexity	0.059, 0.031	0.065, 0.030	0.056, 0.039	0.064, 0.029
Peak Freq (Hz)	16.56, 4.732	7.162, 5.161	56.29, 4.414	15.22, 5.613
Center Freq (Hz)	189.7, 138.3	109.2, 115.4	204.7, 113.4	141.0, 78.93
Bandwidth (Hz)	221.1, 222.6	198.1, 158.2	273.7, 174.7	264.2, 86.94
Wavelet Entropy	1.034, 1.348	1.003, 0.976	0.928, 1.139	1.066, 1.120