Table 1.

Summary of the 13 studies included in the present meta-analysis.

	Study	Levels	NO. of Patients (n)	Resolution (n)	Satisfied cases (n)	CH (n)	Moderate-severe CH (n)	Over dry hands (n)	Gustatory sweating (n)	Recurrence (n)	Design	Quality (score)
2004	Lee13	T2	64	60	50	43	26				Retrospective	8
		T3	83	68	57	36	9
2007	Yang14	T3	78	78		55	18			0	RCT	3
		T4	85	85		38	6			0
2007	Chang15	T2	86		78	80		31	5	22	Retrospective	7
		T3	78		75	72		31	18	6
		T4	70		70	56		6	8	16
2008	Wolosker16	T3	35	34		35	24				Retrospective	8
		T4	35	33		25	3
2008	Mahdy17	T2	20		12	12		7	6	2	Retrospective	9
		T3	20		15	9		4	5	1
		T4	20		20	2		0	1	0
2009	Liu18	T3	68	68	68	48	9	8			RCT	3
		T4	73	73	73	39	2	1
2009	Yazbek19	T2	30	30		30	10				RCT	4
		T3	30	29		29	3
2010	Kim20	T3	56	56	55	46	6	3	5	1	Retrospective	7
		T4	63	63	61	11	2	0	0	2
2011	Ishy21	T3	20	20		20	1				RCT	4
		T4	20	20		15	1
2011	Baumgartner22	T2	61	58	61	40	4			3	RCT	4
		T3	60	57	59	29	3			3
2012	Kavakli23	T3	43			8				1	Retrospective	6
		T4	46			0				2
2014	Ellatif24	T3	129	129	128	96	28	11		1	Retrospective	8
		T4	145	145	143	41	17	1		2
2016	Joo25	T3	23		17	17	11			8	Retrospective	8
		T4	36		35	22	5			9