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Table 1 Parameters of three different lifting-inserting MA manipulations in MA manipulation groups

From: Efficacy and safety of manual acupuncture manipulations with different frequencies on epigastric pain syndrome (EPS) in functional dyspepsia (FD) patients: study protocol for a randomized controlled trial

MA manipulation group

Frequency (Hz)

Operation of MA

Depth (mm)

Duration (s)

Group A

1

Neutral reinforcement and reduction

2–3

60

Group B

2

Group C

3

  1. MA Manual acupuncture
  2. In neutral reinforcement and reduction, the needle is perpendicular to the skin, and the force and amplitude of the lifting-inserting displacement is uniform; the lifting-inserting distance is 2–3 mm