[Retracted] Systematic Evaluation and Meta-Analysis of Randomized Controlled Trials of Fire Needle Combined Phototherapy for the Treatment of Vitiligo

Table 4

The trials for the calculation of the effectiveness rate using NP formula.

Trial	Experimental		Control		Weight (%)	Risk ratio
	Events	Total	Events	Total
13	10	17	15	23	0.74	1.45
13	45	14	12	20	2.45	2.32
12	23	19	17	25	2.33	4.21
15	27	17	15	23	3.21	1.26
24	35	19	17	25	4.16	2.11
26	37	22	20	28	3.12	1.12
27	22	26	24	32	3.33	1.42
32	27	27	25	33	10.21	1.11
15	28	18	16	24	8.82	4.12
17	20	19	17	25	12.11	5.12
18	18	20	18	26	9.01	2.12