The Effects of Auricular Therapy for Cancer Pain: A Systematic Review and Meta-Analysis

Table 1

Search strategy in EMBASE up till February 21, 2020 (similar search run in other databases).

1.	“neoplasm”/exp
2.	“cancer”:ti, ab, kw OR “tumor”: ti, ab, kw OR “carcinoma”: ti, ab, kw OR “oncological”: ti, ab, kw OR “malignancy”: ti, ab, kw
3.	#1 OR #2
4.	“pain”/exp
5.	“ache”: ti, ab, kw OR “aches”: ti, ab, kw OR “physical suffering”: ti, ab, kw OR “suffering, physical”: ti, ab, kw
6.	#4 OR #5
7.	“Auricular acupuncture”/exp
8.	“Acupuncture, auricular”: ti, ab, kw OR “auricular therapy”: ti, ab, kw OR “auricular needle”: ti, ab, kw OR “auricular acupressure”: ti, ab, kw OR “ear acupuncture”: ti, ab, kw OR “ear acupressure”: ti, ab, kw OR “acupuncture ear”: ti, ab, kw OR “otopoint”: ti, ab, kw OR “otoneedle”: ti, ab, kw OR “auriculoacupuncture”: ti, ab, kw OR “auriculotherapy”: ti, ab, kw
9.	#7 OR #8
10.	“Randomized controlled trial”: ti, ab, kw OR “randomized”: ti, ab, kw OR “placebo”: ti, ab, kw
11.	#3 AND #6 AND #9 AND #10