Table 3

- Suummary of the results of systematic reviews on the efficacy of acupuncture and related therapies in smoking cessation.

Author, yearComparisonShort-term (<6 months)Number of participants (n of studies)Long-term (≥6 months)Number of participants (n of studies)
White,40 2014 (Cochrane review)Acupuncture vs. waiting list2 trials with high heterogeneity (I2=84%)-1.79 (0.98 to 3.28); I2=57%393 (3)
Acupuncture vs. sham1.22 (1.08 to 1.38); I2 = 46%2588 (16)1.10 (0.86 to 1.40); I2=23%1892 (9)
Acupuncture vs. nicotine replacement therapy0.76 (0.59 to 0.98); I2=0%814 (2)0.64 (0.42 to 0.98); I2=0%814 (2)
Acupuncture vs. counselling and psychological approaches0.95 (0.72 to 1.26); I2=43%396 (3)1.34 (0.80 to 2.24); I2=64%396 (3)
Acupressure vs. sham2.54 (1.27 to 5.08); I2=0%253 (3)No studies-
Electrostimulation vs. sham1.13 (0.87 to 1.46); I2=0%634 (6)0.87 (0.61 to 1.23); I2=46%405 (2)
Continuous auricular stimulation vs. sham1.69 (1.32 to 2.16); I2=16%1155 (13)1.47 (0.79 to 2.74); I2=22%570 (5)
Zhang,66 2021Acupressure vs. sham or conventional therapyShort term (1–3 months): 1.41 (1.04 to 1.91); I2=31%637 (8)1.85 (0.59 to 5.82); I2=14%74 (2)
Mid-term (3–6 months): 1.63 (1.27 to 2.09); I2=10%749 (8)  
Intradermal needle vs. sham1.62 (0.85 to 3.08); I2 = 64%346 (5)No studies-
Transcutaneous electrical stimulation vs. sham or counseling1.27 (0.96 to 1.67); I2 = 64%485 (5)0.50 (0.05 to 5.28)76 (1)
Laser acupuncture vs. sham2.98 (0.24 to 37.81); I2 = 96%427 (2)2.25 (1.23 to 4.11)160 (2)
Acupoint catgut embedding0.99 (0.7 to 1.40)177 (2)No studies-
n: number