Table 1 Sample characteristics (n = 44).

From: The effects of non-invasive transcutaneous auricular vagus nerve stimulation on resting-state delta oscillation: a randomized, double-blinded, sham-control trial

 

Sham

Mean or % (SD)

Active

Mean or % (SD)

Total

Mean or % (SD)

p-value

Sample size

22

22

44

 

Age (year)

40.8 (17.8)

41.7 (22.8)

41.3 (20.2)

0.88

Biological sex (female, %)

54.5

68.2

61.3

0.53

Ethnicity (%):

   

0.22

Non-Hispanic

77.3

90.9

84.1

 

Hispanic

22.7

9.1

15.9

 

Race (%):

   

0.37

American Indian or Alaska Native

0.0

0.0

0.0

 

Asian

31.8

13.6

22.7

 

Black or African American

4.5

9.1

6.8

 

White

50.0

63.6

56.8

 

Other

9.1

13.6

11.4

 

Unknown or not reported

4.5

0.0

2.3

 

Educational level (%):

   

0.55

High school

9.1

18.2

13.6

 

College

40.9

45.5

43.2

 

Higher than college

50

36.4

43.2

 

VAS-mood

4.6 (3.5)

4.5 (4.3)

4.5 (3.9)

0.91

VAS-fatigue

4.3 (2.0)

3.5 (1.9)

3.9 (2.0)

0.19

  1. VAS: visual analog scale.