Analysis of Magnitude and Direction of Body Composition Asymmetries in Male Brazilian Jiu-Jitsu Athletes: Pilot Study
Abstract
:1. Introduction
2. Materials and Methods
2.1. Participants
2.2. Measures and Procedures
Anthropometric and Body Composition Measures
2.3. Statistical Analysis
3. Results
3.1. Global Analysis of Differences and Asymmetries
3.2. Comparative Analysis by Fighting Style
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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BC Variables | LIMBS | SIDE | Mean | SD | BC-AS ± SD | t | p | ES |
---|---|---|---|---|---|---|---|---|
TM (kg) | ULs | L | 5.141 | 0.833 | 5.236 ± 2.969 | 2.991 | 0.009 ** | 0.725 |
R | 4.953 | 0.802 | ||||||
LLs | L | 12.876 | 1.746 | 3.236 ± 2.766 | 1.222 | 0.239 | 0.296 | |
R | 12.724 | 1.704 | ||||||
%FM | ULs | L | 17.259 | 4.889 | 5.484 ± 4.372 | 1.580 | 0.134 | 0.383 |
R | 16.782 | 5.082 | ||||||
LLs | L | 18.494 | 4.303 | 3.345 ± 2.983 | 0.164 | 0.872 | 0.040 | |
R | 18.324 | 4.333 | ||||||
FM (kg) | ULs | L | 0.841 | 0.283 | 9.198 ± 5.839 | 2.678 | 0.016 ** | 0.650 |
R | 0.785 | 0.262 | ||||||
LLs | L | 2.269 | 0.689 | 5.860 ± 2.833 | 1.590 | 0.131 | 0.386 | |
R | 2.215 | 0.657 | ||||||
FFM (kg) | ULs | L | 4.052 | 0.725 | 5.107 ± 2.804 | 2.449 | 0.026 * | 0.594 |
R | 3.929 | 0.717 | ||||||
LLs | L | 9.989 | 1.468 | 3.317 ± 2.848 | 1.081 | 0.296 | 0.262 | |
R | 9.881 | 1.446 | ||||||
BMC (kg) | ULs | L | 0.249 | 0.043 | 4.605 ± 3.194 | 4.094 | <0.001 *** | 0.993 |
R | 0.240 | 0.043 | ||||||
LLs | L | 0.610 | 0.086 | 2.780 ± 3.352 | 0.164 | 0.872 | 0.040 | |
R | 0.609 | 0.091 |
BC Variables | Limbs | RIGHT | SD | LEFT | SD | t | p | 95% CI Lower | 95% CI Upper |
---|---|---|---|---|---|---|---|---|---|
GUARD FIGHTERS (n = 10) | |||||||||
TM (kg) | ULs | 4.957 | 0.665 | 4.857 | 0.648 | 0.810 | 0.449 | −0.202 | 0.402 |
LLs | 12.586 | 1.551 | 12.500 | 1.493 | 0.318 | 0.761 | −0.574 | 0.745 | |
%FM | ULs | 17.100 | 3.237 | 16.614 | 3.154 | 0.860 | 0.423 | −0.896 | 1.867 |
LLs | 18.400 | 2.346 | 18.543 | 2.472 | −0.406 | 0.699 | −1.004 | 0.718 | |
FM (kg) | ULs | 0.811 | 0.191 | 0.766 | 0.158 | 1.009 | 0.352 | −0.064 | 0.153 |
LLs | 2.200 | 0.338 | 2.195 | 0.348 | 0.066 | 0.950 | −0.171 | 0.180 | |
FFM (kg) | ULs | 3.928 | 0.558 | 3.870 | 0.581 | 0.610 | 0.564 | −0.175 | 0.291 |
LLs | 9.796 | 1.320 | 9.663 | 1.259 | 0.618 | 0.559 | −0.393 | 0.658 | |
BMC (kg) | ULs | 0.233 | 0.023 | 0.229 | 0.026 | 1.020 | 0.347 | −0.006 | 0.014 |
LLs | 0.579 | 0.060 | 0.589 | 0.074 | −1.117 | 0.307 | −0.033 | 0.012 | |
PASS FIGHTERS | |||||||||
TM (kg) | ULs | 5.270 | 0.945 | 5.020 | 0.922 | 4.038 | 0.003 ** | 0.110 | 0.390 |
LLs | 13.080 | 1.924 | 12.880 | 1.900 | 1.762 | 0.112 | −0.057 | 0.457 | |
%FM | ULs | 17.370 | 5.956 | 16.900 | 6.265 | 1.324 | 0.218 | −0.333 | 1.273 |
LLs | 18.560 | 5.407 | 18.170 | 5.407 | 2.169 | 0.058 | −0.017 | 0.797 | |
FM (kg) | ULs | 0.862 | 0.342 | 0.799 | 0.324 | 3.287 | 0.009 ** | 0.020 | 0.106 |
LLs | 2.318 | 0.872 | 2.230 | 0.828 | 3.212 | 0.011 * | 0.026 | 0.151 | |
FFM (kg) | ULs | 4.138 | 0.841 | 3.970 | 0.827 | 3.163 | 0.011 ** | 0.048 | 0.289 |
LLs | 10.124 | 1.619 | 10.033 | 1.611 | 0.977 | 0.354 | −0.120 | 0.302 | |
BMC (kg) | ULs | 0.260 | 0.051 | 0.247 | 0.052 | 6.059 | <0.001 *** | 0.008 | 0.018 |
LLs | 0.632 | 0.097 | 0.623 | 0.103 | 1.101 | 0.300 | −0.010 | 0.028 |
BC Variables | Limbs | BJJ Style | AS% Mean | SD | t | p | Mean Difference | Lower | Upper | ES |
---|---|---|---|---|---|---|---|---|---|---|
TM | ULs | Guard Fighters | 5.339 | 3.494 | 0.116 | 0.909 | 0.175 | −3.045 | 3.396 | 0.057 |
Pass Fighters | 5.164 | 2.744 | ||||||||
LLs | Guard Fighters | 4.262 | 3.361 | 1.307 | 0.211 | 1.744 | −1.099 | 4.587 | 0.644 | |
Pass Fighters | 2.518 | 2.163 | ||||||||
%FM | ULs | Guard Fighters | 5.965 | 4.563 | 0.368 | 0.718 | 0.816 | −3.906 | 5.538 | 0.181 |
Pass Fighters | 5.149 | 4.450 | ||||||||
LLs | Guard Fighters | 3.961 | 3.171 | 0.700 | 0.495 | 1.046 | −2.139 | 4.232 | 0.345 | |
Pass Fighters | 2.915 | 2.937 | ||||||||
FM | ULs | Guard Fighters | 9.974 | 7.673 | 0.447 | 0.661 | 1.319 | −4.974 | 7.612 | 0.220 |
Pass Fighters | 8.655 | 4.536 | ||||||||
LLs | Guard Fighters | 7.434 | 2.851 | 2.113 | 0.052 | 2.675 | −0.024 | 5.373 | 1.041 | |
Pass Fighters | 4.759 | 2.363 | ||||||||
FFM | ULs | Guard Fighters | 5.141 | 3.124 | 0.116 | 0.909 | 0.175 | −3.045 | 3.396 | 0.057 |
Pass Fighters | 5.084 | 2.734 | ||||||||
LLs | Guard Fighters | 4.771 | 3.163 | 1.307 | 0.211 | 1.744 | −1.099 | 4.587 | 0.644 | |
Pass Fighters | 2.300 | 2.227 | ||||||||
BMC | ULs | Guard Fighters | 3.674 | 3.178 | −1.006 | 0.330 | −1.583 | −4.937 | 1.771 | −0.496 |
Pass Fighters | 5.257 | 3.203 | ||||||||
LLs | Guard Fighters | 3.108 | 2.452 | 0.328 | 0.748 | 0.558 | −3.067 | 4.182 | 0.162 | |
Pass Fighters | 2.550 | 3.979 |
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Ojeda-Aravena, A.; Kons, R.L.; Azócar-Gallardo, J.; Dopico-Calvo, X.; Fernández, A.; Tuesta-Roa, M.; Cresp-Barria, M.; Olivares-Arancibia, J.; Báez-San Martín, E. Analysis of Magnitude and Direction of Body Composition Asymmetries in Male Brazilian Jiu-Jitsu Athletes: Pilot Study. Sports 2025, 13, 54. https://doi.org/10.3390/sports13020054
Ojeda-Aravena A, Kons RL, Azócar-Gallardo J, Dopico-Calvo X, Fernández A, Tuesta-Roa M, Cresp-Barria M, Olivares-Arancibia J, Báez-San Martín E. Analysis of Magnitude and Direction of Body Composition Asymmetries in Male Brazilian Jiu-Jitsu Athletes: Pilot Study. Sports. 2025; 13(2):54. https://doi.org/10.3390/sports13020054
Chicago/Turabian StyleOjeda-Aravena, Alex, Rafael L. Kons, Jairo Azócar-Gallardo, Xurxo Dopico-Calvo, Aida Fernández, Marcelo Tuesta-Roa, Mauricio Cresp-Barria, Jorge Olivares-Arancibia, and Eduardo Báez-San Martín. 2025. "Analysis of Magnitude and Direction of Body Composition Asymmetries in Male Brazilian Jiu-Jitsu Athletes: Pilot Study" Sports 13, no. 2: 54. https://doi.org/10.3390/sports13020054
APA StyleOjeda-Aravena, A., Kons, R. L., Azócar-Gallardo, J., Dopico-Calvo, X., Fernández, A., Tuesta-Roa, M., Cresp-Barria, M., Olivares-Arancibia, J., & Báez-San Martín, E. (2025). Analysis of Magnitude and Direction of Body Composition Asymmetries in Male Brazilian Jiu-Jitsu Athletes: Pilot Study. Sports, 13(2), 54. https://doi.org/10.3390/sports13020054