표 2. | Table 2. 후두의 위치에 따른 포먼트와 스펙트럼 에너지 측정치의 비교 | Comparison of formant frequencies and spectral energy measures according to the laryngeal positions

Laryngeal positions	High	Middle	Low	F-value	p-value
F0 (Hz)	149.76±24.83	149.64±24.75	149.56±24.83	1.763	.177
F1 (Hz)	696.33±39.40	678.42±52.95	653.22±46.01	22.502	<.001***
F2 (Hz)	1,309.44±89.03	1,144.94±67.33	1,119.46±138.03	62.107	<.001***
F3 (Hz)	2,611.44±219.43	2,640.59±182.47	2,486.80±141.17	18.173	<.001***
H1 (dB)	12.94±2.98	15.02±2.57	16.53±2.17	154.701	<.001***
A1 (dB)	24.83±3.91	30.53±2.71	33.53±4.22	159.505	<.001***
A2 (dB)	19.17±4.94	22.72±4.37	25.18±6.33	530.711	<.001***
A3 (dB)	9.94±6.56	16.53±5.41	21.47±5.61	115.355	<.001***

Values are presented as mean±SD.
p<.001.
F0, fundamental frequency; F, formant frequency; H, amplitude of harmonic; A, amplitude of formant frequency.