“…The eligible types of intervention in the experimental group can be a single acupuncture method, the combined use of two or more acupuncture-related techniques, or acupuncture combined with other active therapies that are the same as those in the control group. With references to similar meta-analysis studies, [18][19][20] acupuncture-related therapies in our study are defined as invasive acupuncture that involves needle insertion at specific points, including MA, EA, warm needling, fire acupuncture, bloodletting puncture, acupoint catgut embedding, acupoint injection, and so on. Therefore, other acupuncture types without needle insertion (eg, acupressure, cupping, laser acupuncture, and pressed studs) will be excluded.…”