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Table 3 Locations of acupoints for NA group

From: Acupuncture for the treatment of diarrheal-predominant irritable bowel syndrome: study protocol for a pilot randomized controlled trial

NA

Location

NA1

On the abdomen, 2 cuna superior to anterior superior iliac spine, between the gallbladder meridian and the spleen meridian

NA2

On the abdomen, 2 cun inferior to navel, 1 cun beside the anterior midline, between the kidney meridian and the stomach meridian

NA3

On the lateral aspect of the leg, 3 cun inferior to GB34, between gallbladder meridian and bladder meridian

NA4

On the leg, 2 cun superior to the medial malleolus, in the middle of the medial tibia, between the liver meridian and the spleen meridian

NA5

On the leg, the midpoint of the line between GB40 and ST41, between the gallbladder meridian and the stomach meridian

  1. a1 cun (≈20 mm) is defined as the width of the interphalangeal joint of the patient’s thumb