표 3. | Table 3. 치료 전과 후 공기역학적 검사 방법에 따른 MFR 변화량 | Comparison of MRF changes before and after treatment according to aerodynamic analysis method

Analysis method	MXPH M (SD)	VOEF M (SD)	t-value	p-value
MFR (L/sec)	0.02 (0.08)	0.05 (0.12)	–1.286	.209

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