Acupuncture for the Treatment of Opiate Addiction

Table 3

Methodological quality scores.

	Washburn et al. [43]	Wells et al. [44]	Zhang et al. [45]	Montazeri et al. [46]	Wu; et al. [47]	Wen et al. [48]	Margolin et al. [49]	Zeng et al. [50]	Mu; et al. [51]	Bearn et al. [52]
(1) Was the study described as randomized?	V	V	V	V	V	V	V	V	V	V
(2) Was the randomization scheme described and appropriate?	x	V	x	V	x	V	x	x	V	V
(3) Was the study described as double-blind?	x	x	x	x	x	x	x	x	x	x
(4) Was the method of double-blinding appropriate?	x	x	x	x	x	x	x	x	x	x
(5) Was there a description of dropouts and withdrawals?	x	V	x	x	x	x	x	x	x	V
Results	1	3	1	2	1	2	1	1	2	3

V: yes = 1; x: no = 0; low quality, 0–2; high quality, 3–5.