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Table 3 Descriptive statistics for the variables evaluated and the five treatments in all participants (n = 14)*

From: Effects of energy drink major bioactive compounds on the performance of young adults in fitness and cognitive tests: a randomized controlled trial

 

Placebo

Caffeine

C + T

Taurine

Commercial drink

P value

VO 2 max (ml/kg/min)

61.3 í 6.2

61.1 í 5.2

61.8 í 5.4

60.6 í 5.1

61.1 í 5.1

0.736

HRmax (beats per min)

196 í 6.8

196.5 í 4.5

197.1 í 6

197.8 í 6.6

196.4 í 6.2

0.715

TTE (min)

17 í 1.2

17 í 1.03

16.8 í 1.2

16.9 í 1.4

16.8 í 1.2

0.836

RHS (kgf)

56.8 í 6.6

55.3 í 6.7

57.5 í 6.2

55.4 í 6.9

56.2 í 5.8

0.096

LHS (kgf)

53.1 í 5.9

53.5 í 4.9

54 í 6.3

52.6 í 7

52.9 í 5.5

0.607

VJ (cm)

41.1 í 3.8

41.7 í 3.8

41.5 í 4.2

42.5 í 4.4

40.9 í 4.1

0.066

GRID (number of observed digits)

19.9 í 5.9

19.8 í 4.4

20.6 í 4.5

19.1 í 4.7

19.3 í 3.5

0.763

DIGITS (number of remembered digits)

10.9 í 3.1

10.6 í 2.9

11.0 í 2.8

11.2 í 2.7

10.3 í 3.1

0.168

  1. *Values are mean í SD. C + T: caffeine + taurine, VO 2 max: maximal oxygen uptake, HR: heart rate, TTE: time to exhaustion, RHS: right handgrip strength, LRH: left handgrip strength, VJ: vertical jump, GRID: concentration test, DIGITS: immediate memory test.