Table 3 Other items related to sham acupuncture controls

Model of electrical equipment*

171

305

56.1%

Needle removing method**

49

441

11.1%

Intervention information offered to patients***

104

609

17.1%

Patient body position***

92

609

15.1%

Communication with participants before intervention***

80

609

13.1%

Disinfection***

70

609

11.5%

Insertion angle**

23

441

5.2%

Communication with participants during intervention***

25

609

4.1%

Communication with participants after intervention***

25

609

4.1%

Insertion direction**

12

441

2.7%

Insertion order**

5

441

1.1%

Information offered in informed consent***

11

609

1.8%

Insertion method**

7

441

1.6%

Operation before needle insertion(stimulation)***

9

609

1.5%

Operation after needle removing(stimulation)***

5

609

0.8%