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Table 2 Results obtained during the first bout of supramaximal sprints 

From: Effects of Probiotics and Vitamin D3 Supplementation on Sports Performance Markers in Male Mixed Martial Arts Athletes: A Randomized Trial

Variable

Vit D

PRO + VitD

PRE

Mean ± SD

POST

Mean ± SD

p value

PRE

Mean ± SD

POST

Mean ± SD

p value

Wtot [J kg−1]

239.34 ± 19.46

238.37 ± 14.35

0.99

232.00 ± 14.06

240.72 ± 13.38

0.04*

Pmax [W kg−1]

10.47 ± 0.95

10.39 ± 1.22

0.96

9.80 ± 0.83

10.00 ± 0.65

0.22

Pmax time [s]

6.93 ± 2.02

6.38 ± 1.56

0.53

6.67 ± 1.13

6.93 ± 1.88

0.84

MP [W kg−1]

7.98 ± 0.65

7.95 ± 0.48

0.99

7.73 ± 0.47

8.02 ± 0.45

0.04*

FI [w/kg/s]

0.20 ± 0.04

0.18 ± 0.06

0.06

0.17 ± 0.05

0.17 ± 0.04

0.97

  1. The bold text indicates a significant difference (*p < 0.05) between PRE and POST supplementation in the PRO + VitD group
  2. PRE before supplementation, POST after supplementation, Wtot total work, Pmax maximal power, Pmax time time to obtain max power, MP mean power, FI fatigue index (decrease rate of Pmax), SIE supramaximal sprints