Effectiveness of Acupuncture for Lateral Epicondylitis: A Systematic Review and Meta-Analysis of Randomized Controlled Trials

Table 1

Search strategy of acupuncture for lateral epicondylitis in the PubMed database.

No.	Keywords
(1)	Randomized controlled trial
(2)	Controlled clinical trials
(3)	Randomly
(4)	Randomized
(5)	Trial
(6)	Placebo
(7)	1 or 2–6
(8)	Lateral humeral epicondylitis
(9)	Lateral epicondylitis
(10)	Tennis elbow
(11)	8 or 9-10
(12)	Acupuncture
(13)	Acupuncture therapy
(14)	Acupoints
(15)	Body acupuncture
(16)	Scalp acupuncture
(17)	Electroacupuncture
(18)	Fire needle
(19)	Plum-blossom needle
(20)	Elongated needle
(21)	Intradermal needle
(22)	12 or 13–21
(23)	7 and 11 and 22