. Author manuscript; available in PMC: 2009 Apr 3.

Published in final edited form as: Otolaryngol Head Neck Surg. 2009 Jan;140(1):37–42. doi: 10.1016/j.otohns.2008.10.028

Table 3.

Maximum phonation time in seconds in IGHD individuals and controls (number of subjects studied is in parentheses)

Variables	Gender	IGHD (n)	Controls (n)	P
a	F	8.6 ± 3.68 (15)	10.37 ± 3.3 (16)	0.158
	M	7.5 ± 5.6 (4)	11.00 ± 4.38 (6)	0.275
s/z	F	1.19 ± 0.52 (15)	1.21 ± 0.43 (16)	0.902
	M	0.96 ± 0.22 (4)	1.04 ± 0.2 (6)	0.563