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Table 1 Participant characteristics

From: Impact of a purported nootropic supplementation on measures of mood, stress, and marksmanship performance in U.S. active duty soldiers

 

Placebo Group

Treatment Group

 

Pre

Post

Pre

Post

 

Males

Females

Males

Females

Males

Females

Males

Females

Variable

N = 15

N = 8

N = 15

N = 8

N = 16

N = 4

N = 16

N = 4

Age, years

30.1 ± 2.4

29.1 ± 3.2

30.1 ± 2.4

29.1 ± 3.2

30.8 ± 2.7

31.3 ± 2.9

30.8 ± 2.7

31.3 ± 2.9

Height, cma

179.4 ± 6.3

161.8 ± 6.8

179.4 ± 6.4

161.8 ± 6.8

176.1 ± 6.8

156 ± 9.4

176.1 ± 6.9

156 ± 9.4

Weight, kgb

87.9 ± 8.7

64.5 ± 11.9

87.3 ± 8.5

65.7 ± 11.9

81.9 ± 9.9

53.43 ± 9.1

82 ± 9.8

53.9 ± 9.6

BMIc (kg/m2)

27.3 ± 2.4

24.6 ± 3.5

27.1 ± 2.6

25.1 ± 3.5

26.4 ± 2.1

22.0 ± 1.3

26.4 ± 2.1

22.1 ± 1.5

FFM, kg

72 ± 6.7

45.9 ± 5.6

71.65 ± 6.7

46.3 ± 5.2

66.8 ± 9.5

39.7 ± 5.6

66.9 ± 9.8

40 ± 6.1

FM, kg

15.9 ± 4.5

18.6 ± 7.5

15.65 ± 4.9

19.4 ± 8.0

15.1 ± 5.0

13.7 ± 4.0

15.1 ± 4.9

31.8 ± 3.7

Bodyfat, %

17.98 ± 4.5

28.36 ± 6.9

17.78 ± 4.5

28.51 ± 7.6

19.36 ± 4.7

25.35 ± 4.0

19.27 ± 4.9

25.6 ± 2.9

  1. Data are presented as mean ± standard deviation. akg = kilograms, bcm = centimeters, cBMI = body mass index