Table 4.

–Change in Laryngitis status.

Group	Change in Grade	Laryngitis Number of Patients
		WK 1	WK 2	WK3	WK 4	WK 5	WK 6	WK 7	F 1	F 2
Group 1 Ayurveda	0	29	27	18	19	8	5	14	23	27
	1	1	2	10	8	19	20	10	5	3
	2	0	1	2	3	3	4	5	2	0
	3	0	0	0	0	0	1	1	0	0
	4	0	0	0	0	0	0	0	0	0
Group 2 Control	0	28	22	9	3	1	2	8	13	24
	1	2	8	15	15	19	15	8	12	5
	2	0	0	6	11	7	12	12	5	1
	3	0	0	0	1	3	1	2	0	0
	4	0	0	0	0	0	0	0	0	0
Between the group comparison		z = -0.587	z = -1.563	z = -2.428	z = -4.203	z = -3.029	z = -2.233	z = -2.103	z = -2.553	z = -1.110
Mann-Whitney U test		p = 0.557	p = 0.118	t = 0.015	t = 0.000	t = 0.002	t = 0.026	t = 0.036	t = 0.011	t = 0.267