표 2. | Table 2. 치료 후 공기역학적 검사 방법에 따른 MFR 비교 |Comparison of MRF according to aerodynamic analysis method after treatment

Analysis method	MXPH M (SD)	VOEF M (SD)	t-value	p-value
MFR (L/sec)	0.23 (0.08)	0.29 (0.12)	–3.658	<.001

MRF, mean airflow rate; MFR, mean airflow rate; MXPH, maximum sustained phonation protocol; VOEF, voicing efficiency protocol; M, mean; SD, standard deviation.