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Table 3 Absolute frequency of adjective used to describe perceptions during the acupuncture treatments

From: Deqi sensations without cutaneous sensory input: results of an RCT

 

verum laser (n = 47)

sham laser (n = 50)

p-values

spreading

26

24

0.47

radiating

23

24

0.93

tingling

20

23

0.98

pulling

16

16

0.83

pulsing

16

11

0.19

warm

16

21

0.73

dull

12

21

0.32

electric

12

7

0.15

penetrating

9

15

0.46

throbbing

6

6

-

intense

5

5

-

shocking

4

1

-

cool

4

2

-

pricking

3

5

-

heavy

3

3

-

sharp

3

3

-

burning

2

3

-

stinging

2

1

-

numbing

1

8

-

hot

1

9

-

hurting

1

0

-

aching

0

1

-

  1. Relative frequencies were calculated upon the number of subjects reporting perceptions within each study arm (verum laser group n = 47, sham laser group n = 50). Statistical comparison by chi-square-test according to Pearson did not reveal significant differences between the two study groups (p-values between 0.15 - 0.98).