Table 1

Location of acupoints used in the acupuncture group

AcupointsLocationDepth
Baihui (DU20)5 cun directly above the midpoint of the posterior hairline, or at the midpoint of the line connecting the apexes of the two auricles.0.2 cun
Shengting (DU24)1.0 cun directly above the midpoint of posterior hairline.0.2 cun
Fengfu (DU16)On the back of neck, 1 cun directly above the midpoint of the posterior hairline, directly below the external occipital protuberance.0.5–0.1 cun
Fengchi (GB20)On the nape, below the occiput, at the level of Fengfu, in the depression between the upper portion of sternocleidomastoideus and trapezius muscle.0.5–0.8 cun
Danzhong (RN17)On the anterior median line of the chest, at the level of the fourth intercostal space, at the midpoint between the two nipples.0.5 cun
Zhongwan (RN12)On the anterior median line of the upper abdomen, 4 cun above the umbilicus.1–1.5 cun
Qihai (RN6)On the anterior median line of the lower abdomen, 1.5 cun below the umbilicus.1–1.5 cun
Neiguan (PC6)On the palmar aspect of forearm, 2.0 cun above the transverse crease of the wrist, between the tendons of palmaris longus and flexor carpi radialis muscle.0.5–0.1 cun
Tongli (HT5),On the radial aspect of the tendon of the ulnar flexor muscle of the wrist, and 1 cun above the carpal crease.0.3–0.5 cun
Xuehai (SP10)When the knee is flexed, on the medial aspect of the thigh, the point is 2 cun above the mediosuperior border of the patella, on the bulge of the medial portion of muscle quadriceps femoris.0.8–1 cun
Zusanli (ST36)3 cun directly below Dubi* and 1 fingerbreadth lateral to the anterior border of the tibia.0.8–1 cun
Zhaohai (KI6)On the depression below the tip of the medial malleolus.0.5–0.8 cun
Xinshu (BL15)1.5 cun from the lower border of the spinous process of the fifth thoracic vertebra.0.3–0.5 cun
Yixi (BL45)3 cun from the lower border of the spinous process of the sixth thoracic vertebra.0.5–0.8 cun
  • *Dubi location: when the knee is flexed, the point is at the knee, below the patella, in the depression from the patella ligament.