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Table 3 Difference in percentile of performance, energy provision, metabolic and neuromuscular parameters after the supplementation period and the respective bayesian analysis of effect

From: Beta alanine supplementation effects on metabolic contribution and swimming performance

Parameters

Difference (%)

Effect analysis by Bayes factor (BFincl)

BA

PLA

Moment

Supplementation

Interaction

Energy provision and metabolic parameters

 MAOD (L)

−23.3

−8.3

4.895a

0.788

1.217

 Aer. contribution (L)

−7.1

−8.4

0.742

0.517

0.364

 Ana. lactic contribution (L)

−32.7

−15.3

12.615b

0.764

1.227

 Ana. alactic contribution (L)

23.1

63.2

1.367

0.507

0.570

 Aer. contribution (%)

2.1

−2.3

0.301

0.507

0.284

 Ana. lactic contribution (%)

−26.3

−11.9

2.963

0.596

0.735

 Ana. alactic contribution (%)

34.2

66.8

2.724

0.552

0.662

 ∆Lactate (mM)

−31.5

−15.8

25.020b

0.692

1.221

 Total energetic cost (L)

−7.9

−4.9

1.259

0.570

0.492

 VO2max (ml.kg.min−1)

− 7.8

−5.2

1.563

0.641

0.564

Performance and neuromuscular parameters

 Performance

0.11

−0.01

0.300

0.654

0.213

 Peak force (N)

−10.9

−3.2

0.406

0.368

0.230

 Mean force (N)

7.9

17.2

0.512

0.363

0.242

 Impulse (N·s)

7.3

18.8

0.598

0.341

0.244

 Fatigue index (%)

−14.1

−11.9

63.255c

0.716

0.782

  1. Effect analysis was made by BFincl. Suppl. supplementation, BA Beta-alanine, PLA Placebo; amoderate evidence; bstrong evidence; cvery strong evidence