Acupuncture May Stimulate Anticancer Immunity via Activation of Natural Killer Cells

Table 2

Studies with evidence that acupuncture stimulation modulates NK cell function in humans.

Authors, journal, year of publication	Arranz et al., Am J Chin Med, 2007	Yamaguchi et al., eCAM, 2007	Petti et al., J Trad Chin Med, 1998
Subjects	Women with anxiety (controls, healthy women)	Normal individuals	Patients with pain
Treatment group	Yes	Yes	Yes
Placebo control group	No	No	No
Non-placebo control group	Yes	No	Yes
Overall Jaded score^a	2	1	1
Scored component items of the Jaded score
Study described as randomized (Yes = 1; No = 0)	0	0	1
Randomization appropriate (Yes = 1; No = −1)	0	0	−1
Subject blinded (Yes = 1; No = 0)	0	0	0
Evaluator blinded (Yes = 1; No = 0)	1	0	1
Subjects that withdrew and/or dropped out  described (Yes = 1; No = 0)	1	1	0

^aUsed to assess quality of methods, with 5 being the highest score possible.