Predicting the Clean Movement Technique in Crossfit® Athletes Using an Optimal Upper-Limb Range of Motion: A Prospective Cohort Study
Abstract
:1. Introduction
2. Materials and Methods
2.1. Study Design
2.2. Participants
2.3. Procedure Study
2.3.1. Age, Anthropometric and CrossFit® Training Data
2.3.2. Upper-Limb ROM Profile Assessment
2.3.3. Clean Movement Technique Assessment
2.4. Statistical Analysis
3. Results
4. Discussion
5. Conclusions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Variables | Male (n = 12) | Female (n = 8) | Bayesian Factor | δ (95% Credible Interval) | Evidence | Total (n = 20) |
---|---|---|---|---|---|---|
Age (y) | 32.67 ± 3.31 | 27.25 ± 2.71 | 25.59 | 1.45 (0.39, 2.57) | Strong B10 | 30.50 ± 4.06 |
Body mass (kg) | 80.42 ± 12.07 | 60.00 ± 4.93 | 84.65 | 1.77 (0.62, 2.95) | Very strong B10 | 72.25 ± 14.09 |
Body height (cm) | 175.50 ± 9.45 | 165.38 ± 3.85 | 4.98 | 1.01 (0.09, 2.04) | Moderate B10 | 171.45 ± 9.12 |
Body mass index (kg/m2) | 26.06 ± 2.98 | 21.91 ± 1.22 | 20.55 | 1.39 (0.35, 2.51) | Strong B10 | 24.40 ± 3.17 |
Training experience (y) | 2.92 ± 1.83 | 3.13 ± 1.89 | 2.44 | −0.06 (−0.82, 0.67) | Anecdotal B01 | 3.00 ± 1.81 |
Months training per year (mth) * | 11.67 ± 0.49 | 11.50 ± 0.53 | 2.07 | 0.21 (−0.51, 1.01) | Anecdotal B01 | 11.60 ± 0.50 |
Training frequency per week (day) * | 3.33 ± 1.30 | 3.50 ± 1.20 | 2.37 | −0.11 (−0.87, 0.62) | Anecdotal B01 | 3.40 ± 1.23 |
Training session duration (min) * | 70.00 ± 14.77 | 71.88 ± 15.10 | 2.40 | −0.09 (−0.85, 0.64) | Anecdotal B01 | 72.35 ± 14.53 |
Shoulder extension (degree) | 84.08 ± 8.67 | 88.88 ± 12.51 | 1.73 | −0.31 (−1.14, 0.42) | Anecdotal B01 | 86.00 ± 10.34 |
Shoulder internal rotation (degree) | 91.92 ± 9.02 | 87.38 ± 9.12 | 1.63 | 0.33 (−0.39, 1.18) | Anecdotal B01 | 90.10 ± 9.11 |
Shoulder external rotation (degree) | 111.67 ± 9.77 | 124.63 ± 11.92 | 3.73 | 0.92 (−1.94, −0.04) | Moderate B10 | 116.85 ± 12.25 |
Shoulder flexion (degree) | 173.08 ± 3.63 | 176.88 ± 4.36 | 1.73 | −0.698 (−1.66, 0.11) | Anecdotal B10 | 174.60 ± 4.27 |
Elbow pronation (degree) * | 104.25 ± 7.39 | 113.25 ± 2.43 | 8.64 | −1.16 (−2.23, −0.19) | Moderate B10 | 107.85 ± 7.36 |
Elbow supination (degree) | 107.58 ± 5.05 | 109.00 ± 5.40 | 2.19 | −0.18 (−0.97, 0.54) | Anecdotal B01 | 108.15 ± 5.10 |
Elbow flexion (degree) | 155.25 ± 8.29 | 155.75 ± 6.92 | 2.46 | −0.041 (−0.79, 0.69) | Anecdotal B01 | 155.45 ± 7.58 |
Wrist extension, elbow at 0° (degree) * | 84.33 ± 7.56 | 91.38 ± 5.73 | 2.03 | −0.75 (−1.71, 0.08) | Anecdotal B10 | 87.15 ± 7.60 |
Wrist flexion, elbow at 0° (degree) | 90.92 ± 4.85 | 93.00 ± 6.63 | 2.00 | −0.23 (−1.04, 0.49) | Anecdotal B01 | 91.75 ± 5.56 |
Variables | Incorrect CPCM (n = 12) | Correct CPCM (n = 8) | Bayesian Factor | δ (95% Credible Interval) | Evidence |
---|---|---|---|---|---|
Age (y) | 31.83 ± 3.93 | 28.50 ± 3.59 | 1.37 | 0.62 (−1.16, 1.56) | Anecdotal B10 |
Body mass (kg) | 78.17 ± 13.50 | 63.38 ± 10.14 | 3.56 | 0.91 (0.03, 1.92) | Moderate B10 |
Height (cm) | 173.75 ± 9.39 | 168.00 ± 8.02 | 1.25 | 0.44 (−0.30, 1.32) | Anecdotal B01 |
Body mass index (kg/m2) | 25.79 ± 3.21 | 22.31 ± 1.65 | 4.67 | 0.99 (0.08, 2.02) | Moderate B10 |
Training experience (y) | 2.08 ± 1.44 | 4.38 ± 1.41 | 19.08 | −1.38 (−2.48, −0.34) | Strong B10 |
Months training per year (mth) | 11.58 ± 0.51 | 11.63 ± 0.52 | 2.45 | −0.05 (−0.81, 0.68) | Anecdotal B01 |
Training frequency (per week) | 2.75 ± 0.87 | 4.38 ± 1.06 | 12.74 | −1.27 (−2.35, −0.26) | Strong B10 |
Training duration (min) * | 62.5 ± 8.66 | 83.13 ± 12.08 | 67.03 | −1.70 (−2.87, −0.57) | Very strong B10 |
Shoulder extension (degree) | 81.83 ± 6.60 | 92.25 ± 12.14 | 2.89 | −0.85 (−1.85, 0.01) | Anecdotal B10 |
Shoulder internal rotation (degree) | 88.50 ± 11.24 | 92.50 ± 3.96 | 1.80 | −0.29 (−1.12, 0.43) | Anecdotal B01 |
Shoulder external rotation (degree) | 109.83 ± 7.03 | 127.38 ± 10.85 | 69.70 | −1.71 (−2.89, −0.58) | Very strong B10 |
Shoulder flexion (degree) | 173.33 ± 3.45 | 176.50 ± 4.90 | 1.07 | −0.54 (−1.45, 0.22) | Anecdotal B10 |
Elbow pronation (degree) * | 104.83 ± 7.46 | 112.38 ± 4.57 | 3.13 | −0.85 (−1.84, 0.01) | Moderate B10 |
Elbow supination (degree) | 106.58 ± 5.00 | 110.50 ± 4.57 | 1.15 | −0.57 (−1.49, 0.21) | Anecdotal B10 |
Elbow flexion (degree) | 153.67 ± 8.39 | 158.13 ± 5.64 | 1.37 | −0.40 (−1.27, 0.33) | Anecdotal B01 |
Wrist extension, elbow at 0° (degree) * | 83.33 ± 6.77 | 92.88 ± 4.70 | 13.20 | −1.28 (−2.36, −0.27) | Strong B10 |
Wrist flexion, elbow at 0° (degree) | 91.25 ± 5.05 | 92.50 ± 6.55 | 2.30 | −0.14 (−0.91, 0.59) | Anecdotal B01 |
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Cejudo, A. Predicting the Clean Movement Technique in Crossfit® Athletes Using an Optimal Upper-Limb Range of Motion: A Prospective Cohort Study. Int. J. Environ. Res. Public Health 2022, 19, 12985. https://doi.org/10.3390/ijerph191912985
Cejudo A. Predicting the Clean Movement Technique in Crossfit® Athletes Using an Optimal Upper-Limb Range of Motion: A Prospective Cohort Study. International Journal of Environmental Research and Public Health. 2022; 19(19):12985. https://doi.org/10.3390/ijerph191912985
Chicago/Turabian StyleCejudo, Antonio. 2022. "Predicting the Clean Movement Technique in Crossfit® Athletes Using an Optimal Upper-Limb Range of Motion: A Prospective Cohort Study" International Journal of Environmental Research and Public Health 19, no. 19: 12985. https://doi.org/10.3390/ijerph191912985