[Retracted] The Effectiveness Comparison of Different Acupuncture-Related Therapies on Knee Osteoarthritis: A Meta-Analysis

Table 1

Patients’ characteristic of the included studies.

Author	year	Experiment	Fluquency	Duration time	e.N	e.WOMAC function score	Control	con.N	con.WOMAC function score
Ton et al. [11]	2021	Acupuncture	—	—	120	—	No acupuncture	179	—
Wang et al. [12]	2020	Electroacupuncture	—	8w	15	—	Sham electroacupuncture	15	—
Chen et al. [13]	2020	Electroacupuncture	—	—	28	—	Acupuncture	28	—
Liang et al. [14]	2019	Soft-tissue relaxing needing	1 time/2 d	4times	20	—	Electroacupuncture	20	—
Chen et al. [15]	2018	Acupuncture	—	—	30	—	-	—	—
Chen et al. [15]	2018	Aconite cake-separated moxibustion	—	—	30	—	Moxibustion	30	—
Deng et al. [16]	2020	Stuck-needle technique	—	—	33	—	Regular acupuncture	32	—
Wang et al. [17]	2017	Warm needling moxibustion	—	—	25	11.0 ± 8.99	Sham	21	15.86 ± 11.30
Wang et al. [18]	2020	Electroacupuncture	—	8 W	43	11.39 ± 7.34	Acupuncture	30	14.86 ± 8.06
Shi et al. [19]	2020	Electroacupuncture	—	8 w	28	11.39 ± 7.34	Manual acupuncture	30	14.86 ± 8.06
Zhao et al. [20]	2021	Laser moxibustion	—	4 w	193	11.69 ± 14.19	Sham laser control group	177	1.38 ± 6.35
Lin et al. [21]	2020	Intensive acupuncture	3 sessions/w vs.1 session/w	8 w	30	14.5 ± 8.3	Acupuncture	30	17.5 ± 6.9
Chen et al. [22]	2020	Moxibustion	—	4 w	28	14.86 ± 4.03	Acupuncture	28	23.75 ± 6.88
Yu W	2021	Acupuncture	—	—	61	27.89 ± 16.85	Sham acupuncture	31	32.58 ± 18.58
Fu et al. [23]	2021	Fire needling	—	2 w	26	7.92 ± 3.89	Regular acupuncture	26	11.58 ± 7.60
Tu et al. [24]	2021	Electro-acupuncture	3 times/w	8 w	151	9.26 ± 7.03	Sham acupuncture	146	11.78 ± 8.17
Fu et al. [25]	2020	Miao crossbow needle	normal, 3 times/w, 20 w	46 d	149	9.35 ± 6.73	Acupuncture	152	11.41 ± 7.49