Auricular acupuncture with seed or pellet attachments for primary insomnia: a systematic review and meta-analysis

Lan, Ying; Wu, Xi; Tan, Hui-Juan; Wu, Nan; Xing, Jing-Jing; Wu, Fu-Sheng; Zhang, Lei-Xiao; Liang, Fan-Rong

doi:10.1186/s12906-015-0606-7

BMC Complementary Medicine and Therapies

Table 1 Characteristics of Included studies

From: Auricular acupuncture with seed or pellet attachments for primary insomnia: a systematic review and meta-analysis

Study	Sample Size*		Randomized Method	Treatment	Control	Course	Outcome Measurements	Follow-Up	Safety	Assessment
Study	(Male/Female)		Randomized Method	Treatment	Control	Course	Outcome Measurements	Follow-Up	Safety	of Bias**
Chen 2012 [46]	16/20	14/22	NR	SV	Diazepam	30 Days	Effective rate	NR	NR	?,?,-,?,+,?,?
Chyi Lo 2013 [58]	0/14	0/13	Random Number Table	MP	Sham AA	>21 Days	PSG, PSQI	NR	NR	+,?,+,-,+,+,-
Hisghman 2006 [60]	1/10	1/9	Computer Software	MP	Stainless Steel Pellet	17 Days	PSQI Sleep Diary, ISI, MOS SF-12, TEQ	12 Days	NR	+,+,+,?,+,+,-
Hu 2010 [47]	22/10	18/13	NR	SV	Diazepam	28 Days	Effective rate, PQSI, AIS	NR	NR	+,-,-,-,+,-,-
Jiang 2010 [48]	14/49	10/52	Random Number Table	SV	Sham AA	20-25 Days	PSQI	NR	NR	+,-,+,-,+,+,-
Jin 2012 [49]	13/27	15/25	NR	MP	Estazolam	7-14 Days	Effective rate, TESS	NR	Reported	+,-,-,?,?,?,?
Lin 2007 [59]	16/14	17/13	NR	SV	Sham AA	51 Days	Effective rate, EEG, PQSI	NR	NR	?,?,+,?,+,-,-
Liu 2008 [50]	26/74	37/63	Computer Software	MP	Sham AA	30 Days	PSQI	NR	NR	+,?,+,?,-,-,-
Luo 2010 [51]	11/10	9/12	NR	SV	Estazolam	30 Days	Effective rate, PQSI	NR	NR	?,?,-,?,-,-, -
Pi 2012 [52]	71/79	75/75	Computer Software	SV	Sham AA	8 Weeks	PSQI	NR	NR	+,-,+,-,-,-,-
Suen 2002 [57]	10/110***		NR	MP/SV	Junci Medulla Attachment	21 Days	Sleep Diary, Actigraphy	0.5-1 Year	NR	?,?,+,+,+,-,-
Wang 1993 [53]	10/20	12/18	NR	SV	Diazepam	20 Days	Effective rate, SCL-90	NR	Reported	?,?,-,?,+,-,-
Wang 2002 [54]	17/13	14/16	NR	MP	Diazepam	3-10 Days	Effective rate	NR	NR	?,?,-,?,+,-,-
Wei 2010 [55]	22/14	21/15	NR	NR	Estazolam	28 Days	Effective rate, Sleep Efficiency	NR	Reported	?,?,-,?,?,?,-
Zhang 2008 [56]	10/58	8/50	Random Number Table	MP	Estazolam	18 Days	Effective rate	NR	Reported	?,?,-,?,?,?,-

Abbreviations: NR Not Reported, SV Semen Vaccariae Attachment, MP Magnetic Pearls Attachment, AA Auricular Acupuncture,PGSPolysomnography, PSQI Pittsburgh Sleep Quality Index, MOS SF-12 Medical Outcomes Study Short Form-12, TEQTreatment Expectancy Questionnaire, AIS Athens Insomnia Scale, TESS Treatment Emergent Symptom Scale, EEG electroencephalogram, SCL-90 Symptom CheckList-90. *Sample Size: sample size of treatment groups are on the left column, control groups on the right. **Assessment of Bias: the seven domains were random sequence generation, allocation concealment, blinding personnel and participants, blinding assessor, incomplete data outcome, selective reporting, and other forms of bias from left to right. +: low risk, - : high risk, ?: *** In study Suen 2002, the male to female ratio was not reported after grouping.

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ISSN: 2662-7671

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