Special items for acupuncture intervention details.

aN = Number.bStyle of acupuncture (e.g. Traditional Chinese Medicine,Japanese,Korean,Western medical,Five Element,ear acupuncture, etc).cNeedling details can contain seven items: names or location of points used (uni/bilateral), number of needle insertions per subject per session, depth of insertion, response sought (e.g. de qi or muscle twitch response), needle retention time, needle type (diameter, length, and manufacturer or material) and needle stimulation (e.g. manual, electrical).The total percentage of the seven items was 19.2%.dNeedle Type (e.g. diameter, length, and manufacturer or material).eTreatment regimen, refers to number, frequency and duration of treatment sessions.fOther interventions administered to the acupuncture group (e.g. moxibustion, cupping, herbs, exercises, lifestyle advice).