Acupoints for low back pain. (A) HT3 (Shaohai), located on the ulnar surface of the skin fold, in the anterior region of the medial epicondyle over the tendon of the biceps brachii, at the medial end of the flexion fold; (B) ST36 (Zusanli), located on the antero-lateral side of the leg at the anterior margin of the tibia between the anterior tibial and common extensor muscles of the fingers; (C) GV4 (Mingmen), located in the depression below the spinous L2 process; (D) BL23 (Shenshu), in the lumbar region, below the spinous process of L2, 1.5 lateral cun; (E) B2L4 (Qihaishu), located in the lumbar region, below the spinous process of the third lumbar vertebra, 1.5 cun lateral to the posterior midline of L3; (F) BL25 (Dachangshu), in the lumbar region, below the spinous process of L4, 1.5 lateral cun; (G) BL30 (Baihuanshu), in the sacrum, at the level of the fourth posterior sacral foramen, 1.5 cun lateral to the median sacral crest; (H) BL40 (Weizhong), located in the midpoint of the popliteal fold and (I) BL58 (Feiyang), located in the lateral region in the belly of the gastrocnemius muscle.|@|~(^,^)~|@|Cup for the sham group.|@|~(^,^)~|@|Flowchart for selecting and monitoring participants.|@|~(^,^)~|@|Diary of days with low back pain.*p < 0,05; t-test for independent samples (comparison between groups, at each assessment period). ^†p < 0,05; repeated measures ANOVA (comparing Baseline, Week 1, Week 2, and Post-treatment in each treatment group).

J Acupunct Meridian Stud 2021;14:219~230 https://doi.org/10.51507/j.jams.2021.14.6.219